999408256

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3271}}^1$

素因数の和:3334

約数の個数: 128

約数和(自身を含む): 2563153920

約数和(自身を除く): 1563745664

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 56, 62, 64, 77, 88, 112, 124, 128, 154, 176, 217, 224, 248, 308, 341, 352, 434, 448, 496, 616, 682, 704, 868, 896, 992, 1232, 1364, 1408, 1736, 1984, 2387, 2464, 2728, 3271, 3472, 3968, 4774, 4928, 5456, 6542, 6944, 9548, 9856, 10912, 13084, 13888, 19096, 21824, 22897, 26168, 27776, 35981, 38192, 43648, 45794, 52336, 71962, 76384, 91588, 101401, 104672, 143924, 152768, 183176, 202802, 209344, 251867, 287848, 305536, 366352, 405604, 418688, 503734, 575696, 709807, 732704, 811208, 1007468, 1115411, 1151392, 1419614, 1465408, 1622416, 2014936, 2230822, 2302784, 2839228, 2930816, 3244832, 4029872, 4461644, 4605568, 5678456, 6489664, 7807877, 8059744, 8923288, 11356912, 12979328, 15615754, 16119488, 17846576, 22713824, 31231508, 32238976, 35693152, 45427648, 62463016, 71386304, 90855296, 124926032, 142772608, 249852064, 499704128, 999408256]

約数ペア:

[(1, 999408256), (2, 499704128), (4, 249852064), (7, 142772608), (8, 124926032), (11, 90855296), (14, 71386304), (16, 62463016), (22, 45427648), (28, 35693152), (31, 32238976), (32, 31231508), (44, 22713824), (56, 17846576), (62, 16119488), (64, 15615754), (77, 12979328), (88, 11356912), (112, 8923288), (124, 8059744), (128, 7807877), (154, 6489664), (176, 5678456), (217, 4605568), (224, 4461644), (248, 4029872), (308, 3244832), (341, 2930816), (352, 2839228), (434, 2302784), (448, 2230822), (496, 2014936), (616, 1622416), (682, 1465408), (704, 1419614), (868, 1151392), (896, 1115411), (992, 1007468), (1232, 811208), (1364, 732704), (1408, 709807), (1736, 575696), (1984, 503734), (2387, 418688), (2464, 405604), (2728, 366352), (3271, 305536), (3472, 287848), (3968, 251867), (4774, 209344), (4928, 202802), (5456, 183176), (6542, 152768), (6944, 143924), (9548, 104672), (9856, 101401), (10912, 91588), (13084, 76384), (13888, 71962), (19096, 52336), (21824, 45794), (22897, 43648), (26168, 38192), (27776, 35981)]