261004814

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{642869}}^1$

素因数の和:642907

約数の個数: 16

約数和(自身を含む): 462866400

約数和(自身を除く): 201861586

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 642869, 1285738, 4500083, 9000166, 18643201, 37286402, 130502407, 261004814]

約数ペア:

[(1, 261004814), (2, 130502407), (7, 37286402), (14, 18643201), (29, 9000166), (58, 4500083), (203, 1285738), (406, 642869)]