31421848

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 66873600

約数和(自身を除く): 35451752

約数列:

[1, 2, 4, 8, 17, 29, 31, 34, 58, 62, 68, 116, 124, 136, 232, 248, 257, 493, 514, 527, 899, 986, 1028, 1054, 1798, 1972, 2056, 2108, 3596, 3944, 4216, 4369, 7192, 7453, 7967, 8738, 14906, 15283, 15934, 17476, 29812, 30566, 31868, 34952, 59624, 61132, 63736, 122264, 126701, 135439, 231043, 253402, 270878, 462086, 506804, 541756, 924172, 1013608, 1083512, 1848344, 3927731, 7855462, 15710924, 31421848]

約数ペア:

[(1, 31421848), (2, 15710924), (4, 7855462), (8, 3927731), (17, 1848344), (29, 1083512), (31, 1013608), (34, 924172), (58, 541756), (62, 506804), (68, 462086), (116, 270878), (124, 253402), (136, 231043), (232, 135439), (248, 126701), (257, 122264), (493, 63736), (514, 61132), (527, 59624), (899, 34952), (986, 31868), (1028, 30566), (1054, 29812), (1798, 17476), (1972, 15934), (2056, 15283), (2108, 14906), (3596, 8738), (3944, 7967), (4216, 7453), (4369, 7192)]