2221077599

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{691709}}^1$

素因数の和:691754

約数の個数: 12

約数和(自身を含む): 2531658600

約数和(自身を除く): 310581001

約数列:

[1, 13, 19, 169, 247, 3211, 691709, 8992217, 13142471, 116898821, 170852123, 2221077599]

約数ペア:

[(1, 2221077599), (13, 170852123), (19, 116898821), (169, 13142471), (247, 8992217), (3211, 691709)]