25711142

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:428

約数の個数: 24

約数和(自身を含む): 41148000

約数和(自身を除く): 15436858

約数列:

[1, 2, 19, 38, 149, 239, 298, 361, 478, 722, 2831, 4541, 5662, 9082, 35611, 53789, 71222, 86279, 107578, 172558, 676609, 1353218, 12855571, 25711142]

約数ペア:

[(1, 25711142), (2, 12855571), (19, 1353218), (38, 676609), (149, 172558), (239, 107578), (298, 86279), (361, 71222), (478, 53789), (722, 35611), (2831, 9082), (4541, 5662)]