521278849

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1061}}^1\times {\mathrm{5399}}^1$

素因数の和:6480

約数の個数: 16

約数和(自身を含む): 642297600

約数和(自身を除く): 121018751

約数列:

[1, 7, 13, 91, 1061, 5399, 7427, 13793, 37793, 70187, 96551, 491309, 5728339, 40098373, 74468407, 521278849]

約数ペア:

[(1, 521278849), (7, 74468407), (13, 40098373), (91, 5728339), (1061, 491309), (5399, 96551), (7427, 70187), (13793, 37793)]