256607888908

素因数分解:

$2^2\times 7^3\times {\mathrm{137}}^1\times {\mathrm{1365197}}^1$

素因数の和:1365359

約数の個数: 48

約数和(自身を含む): 527512507200

約数和(自身を除く): 270904618292

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 137, 196, 274, 343, 548, 686, 959, 1372, 1918, 3836, 6713, 13426, 26852, 46991, 93982, 187964, 1365197, 2730394, 5460788, 9556379, 19112758, 38225516, 66894653, 133789306, 187031989, 267578612, 374063978, 468262571, 748127956, 936525142, 1309223923, 1873050284, 2618447846, 5236895692, 9164567461, 18329134922, 36658269844, 64151972227, 128303944454, 256607888908]

約数ペア:

[(1, 256607888908), (2, 128303944454), (4, 64151972227), (7, 36658269844), (14, 18329134922), (28, 9164567461), (49, 5236895692), (98, 2618447846), (137, 1873050284), (196, 1309223923), (274, 936525142), (343, 748127956), (548, 468262571), (686, 374063978), (959, 267578612), (1372, 187031989), (1918, 133789306), (3836, 66894653), (6713, 38225516), (13426, 19112758), (26852, 9556379), (46991, 5460788), (93982, 2730394), (187964, 1365197)]