31579197

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{2243}}^1$

素因数の和:2297

約数の個数: 24

約数和(自身を含む): 47877984

約数和(自身を除く): 16298787

約数列:

[1, 3, 13, 19, 39, 57, 247, 361, 741, 1083, 2243, 4693, 6729, 14079, 29159, 42617, 87477, 127851, 554021, 809723, 1662063, 2429169, 10526399, 31579197]

約数ペア:

[(1, 31579197), (3, 10526399), (13, 2429169), (19, 1662063), (39, 809723), (57, 554021), (247, 127851), (361, 87477), (741, 42617), (1083, 29159), (2243, 14079), (4693, 6729)]