51647535

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{359}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 94348800

約数和(自身を除く): 42701265

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 139, 207, 345, 359, 417, 695, 1035, 1077, 1251, 1795, 2085, 3197, 3231, 5385, 6255, 8257, 9591, 15985, 16155, 24771, 28773, 41285, 47955, 49901, 74313, 123855, 143865, 149703, 249505, 371565, 449109, 748515, 1147723, 2245545, 3443169, 5738615, 10329507, 17215845, 51647535]

約数ペア:

[(1, 51647535), (3, 17215845), (5, 10329507), (9, 5738615), (15, 3443169), (23, 2245545), (45, 1147723), (69, 748515), (115, 449109), (139, 371565), (207, 249505), (345, 149703), (359, 143865), (417, 123855), (695, 74313), (1035, 49901), (1077, 47955), (1251, 41285), (1795, 28773), (2085, 24771), (3197, 16155), (3231, 15985), (5385, 9591), (6255, 8257)]