28709928

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{829}}^1$

素因数の和:891

約数の個数: 96

約数和(自身を含む): 86104200

約数和(自身を除く): 57394272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 37, 39, 52, 72, 74, 78, 104, 111, 117, 148, 156, 222, 234, 296, 312, 333, 444, 468, 481, 666, 829, 888, 936, 962, 1332, 1443, 1658, 1924, 2487, 2664, 2886, 3316, 3848, 4329, 4974, 5772, 6632, 7461, 8658, 9948, 10777, 11544, 14922, 17316, 19896, 21554, 29844, 30673, 32331, 34632, 43108, 59688, 61346, 64662, 86216, 92019, 96993, 122692, 129324, 184038, 193986, 245384, 258648, 276057, 368076, 387972, 398749, 552114, 736152, 775944, 797498, 1104228, 1196247, 1594996, 2208456, 2392494, 3189992, 3588741, 4784988, 7177482, 9569976, 14354964, 28709928]

約数ペア:

[(1, 28709928), (2, 14354964), (3, 9569976), (4, 7177482), (6, 4784988), (8, 3588741), (9, 3189992), (12, 2392494), (13, 2208456), (18, 1594996), (24, 1196247), (26, 1104228), (36, 797498), (37, 775944), (39, 736152), (52, 552114), (72, 398749), (74, 387972), (78, 368076), (104, 276057), (111, 258648), (117, 245384), (148, 193986), (156, 184038), (222, 129324), (234, 122692), (296, 96993), (312, 92019), (333, 86216), (444, 64662), (468, 61346), (481, 59688), (666, 43108), (829, 34632), (888, 32331), (936, 30673), (962, 29844), (1332, 21554), (1443, 19896), (1658, 17316), (1924, 14922), (2487, 11544), (2664, 10777), (2886, 9948), (3316, 8658), (3848, 7461), (4329, 6632), (4974, 5772)]