123742804

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{457}}^1\times {\mathrm{487}}^1$

素因数の和:1087

約数の個数: 24

約数和(自身を含む): 219033920

約数和(自身を除く): 95291116

約数列:

[1, 2, 4, 139, 278, 457, 487, 556, 914, 974, 1828, 1948, 63523, 67693, 127046, 135386, 222559, 254092, 270772, 445118, 890236, 30935701, 61871402, 123742804]

約数ペア:

[(1, 123742804), (2, 61871402), (4, 30935701), (139, 890236), (278, 445118), (457, 270772), (487, 254092), (556, 222559), (914, 135386), (974, 127046), (1828, 67693), (1948, 63523)]