28263816

素因数分解:

$2^3\times 3^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:126

約数の個数: 192

約数和(自身を含む): 95047680

約数和(自身を除く): 66783864

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 31, 36, 42, 54, 56, 62, 63, 67, 72, 81, 84, 93, 108, 124, 126, 134, 162, 168, 186, 189, 201, 216, 217, 243, 248, 252, 268, 279, 324, 372, 378, 402, 434, 469, 486, 504, 536, 558, 567, 603, 648, 651, 744, 756, 804, 837, 868, 938, 972, 1116, 1134, 1206, 1302, 1407, 1512, 1608, 1674, 1701, 1736, 1809, 1876, 1944, 1953, 2077, 2232, 2268, 2412, 2511, 2604, 2814, 3348, 3402, 3618, 3752, 3906, 4154, 4221, 4536, 4824, 5022, 5208, 5427, 5628, 5859, 6231, 6696, 6804, 7236, 7533, 7812, 8308, 8442, 10044, 10854, 11256, 11718, 12462, 12663, 13608, 14472, 14539, 15066, 15624, 16281, 16616, 16884, 17577, 18693, 20088, 21708, 23436, 24924, 25326, 29078, 30132, 32562, 33768, 35154, 37386, 37989, 43416, 43617, 46872, 49848, 50652, 52731, 56079, 58156, 60264, 65124, 70308, 74772, 75978, 87234, 101304, 105462, 112158, 113967, 116312, 130248, 130851, 140616, 149544, 151956, 168237, 174468, 210924, 224316, 227934, 261702, 303912, 336474, 348936, 392553, 421848, 448632, 455868, 504711, 523404, 672948, 785106, 911736, 1009422, 1046808, 1177659, 1345896, 1570212, 2018844, 2355318, 3140424, 3532977, 4037688, 4710636, 7065954, 9421272, 14131908, 28263816]

約数ペア:

[(1, 28263816), (2, 14131908), (3, 9421272), (4, 7065954), (6, 4710636), (7, 4037688), (8, 3532977), (9, 3140424), (12, 2355318), (14, 2018844), (18, 1570212), (21, 1345896), (24, 1177659), (27, 1046808), (28, 1009422), (31, 911736), (36, 785106), (42, 672948), (54, 523404), (56, 504711), (62, 455868), (63, 448632), (67, 421848), (72, 392553), (81, 348936), (84, 336474), (93, 303912), (108, 261702), (124, 227934), (126, 224316), (134, 210924), (162, 174468), (168, 168237), (186, 151956), (189, 149544), (201, 140616), (216, 130851), (217, 130248), (243, 116312), (248, 113967), (252, 112158), (268, 105462), (279, 101304), (324, 87234), (372, 75978), (378, 74772), (402, 70308), (434, 65124), (469, 60264), (486, 58156), (504, 56079), (536, 52731), (558, 50652), (567, 49848), (603, 46872), (648, 43617), (651, 43416), (744, 37989), (756, 37386), (804, 35154), (837, 33768), (868, 32562), (938, 30132), (972, 29078), (1116, 25326), (1134, 24924), (1206, 23436), (1302, 21708), (1407, 20088), (1512, 18693), (1608, 17577), (1674, 16884), (1701, 16616), (1736, 16281), (1809, 15624), (1876, 15066), (1944, 14539), (1953, 14472), (2077, 13608), (2232, 12663), (2268, 12462), (2412, 11718), (2511, 11256), (2604, 10854), (2814, 10044), (3348, 8442), (3402, 8308), (3618, 7812), (3752, 7533), (3906, 7236), (4154, 6804), (4221, 6696), (4536, 6231), (4824, 5859), (5022, 5628), (5208, 5427)]