905087247

素因数分解:

$3^1\times {\mathrm{379}}^1\times {\mathrm{569}}^1\times {\mathrm{1399}}^1$

素因数の和:2350

約数の個数: 16

約数和(自身を含む): 1212960000

約数和(自身を除く): 307872753

約数列:

[1, 3, 379, 569, 1137, 1399, 1707, 4197, 215651, 530221, 646953, 796031, 1590663, 2388093, 301695749, 905087247]

約数ペア:

[(1, 905087247), (3, 301695749), (379, 2388093), (569, 1590663), (1137, 796031), (1399, 646953), (1707, 530221), (4197, 215651)]