28986984

素因数分解:

$2^3\times 3^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:102

約数の個数: 192

約数和(自身を含む): 92951040

約数和(自身を除く): 63964056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 31, 36, 37, 39, 52, 54, 62, 72, 74, 78, 81, 93, 104, 108, 111, 117, 124, 148, 156, 162, 186, 216, 222, 234, 243, 248, 279, 296, 312, 324, 333, 351, 372, 403, 444, 468, 481, 486, 558, 648, 666, 702, 744, 806, 837, 888, 936, 962, 972, 999, 1053, 1116, 1147, 1209, 1332, 1404, 1443, 1612, 1674, 1924, 1944, 1998, 2106, 2232, 2294, 2418, 2511, 2664, 2808, 2886, 2997, 3159, 3224, 3348, 3441, 3627, 3848, 3996, 4212, 4329, 4588, 4836, 5022, 5772, 5994, 6318, 6696, 6882, 7254, 7533, 7992, 8424, 8658, 8991, 9176, 9672, 10044, 10323, 10881, 11544, 11988, 12636, 12987, 13764, 14508, 14911, 15066, 17316, 17982, 20088, 20646, 21762, 23976, 25272, 25974, 27528, 29016, 29822, 30132, 30969, 32643, 34632, 35964, 38961, 41292, 43524, 44733, 51948, 59644, 60264, 61938, 65286, 71928, 77922, 82584, 87048, 89466, 92907, 97929, 103896, 116883, 119288, 123876, 130572, 134199, 155844, 178932, 185814, 195858, 233766, 247752, 261144, 268398, 278721, 311688, 357864, 371628, 391716, 402597, 467532, 536796, 557442, 743256, 783432, 805194, 935064, 1073592, 1114884, 1207791, 1610388, 2229768, 2415582, 3220776, 3623373, 4831164, 7246746, 9662328, 14493492, 28986984]

約数ペア:

[(1, 28986984), (2, 14493492), (3, 9662328), (4, 7246746), (6, 4831164), (8, 3623373), (9, 3220776), (12, 2415582), (13, 2229768), (18, 1610388), (24, 1207791), (26, 1114884), (27, 1073592), (31, 935064), (36, 805194), (37, 783432), (39, 743256), (52, 557442), (54, 536796), (62, 467532), (72, 402597), (74, 391716), (78, 371628), (81, 357864), (93, 311688), (104, 278721), (108, 268398), (111, 261144), (117, 247752), (124, 233766), (148, 195858), (156, 185814), (162, 178932), (186, 155844), (216, 134199), (222, 130572), (234, 123876), (243, 119288), (248, 116883), (279, 103896), (296, 97929), (312, 92907), (324, 89466), (333, 87048), (351, 82584), (372, 77922), (403, 71928), (444, 65286), (468, 61938), (481, 60264), (486, 59644), (558, 51948), (648, 44733), (666, 43524), (702, 41292), (744, 38961), (806, 35964), (837, 34632), (888, 32643), (936, 30969), (962, 30132), (972, 29822), (999, 29016), (1053, 27528), (1116, 25974), (1147, 25272), (1209, 23976), (1332, 21762), (1404, 20646), (1443, 20088), (1612, 17982), (1674, 17316), (1924, 15066), (1944, 14911), (1998, 14508), (2106, 13764), (2232, 12987), (2294, 12636), (2418, 11988), (2511, 11544), (2664, 10881), (2808, 10323), (2886, 10044), (2997, 9672), (3159, 9176), (3224, 8991), (3348, 8658), (3441, 8424), (3627, 7992), (3848, 7533), (3996, 7254), (4212, 6882), (4329, 6696), (4588, 6318), (4836, 5994), (5022, 5772)]