55781359

素因数分解:

${\mathrm{19}}^2\times {\mathrm{191}}^1\times {\mathrm{809}}^1$

素因数の和:1038

約数の個数: 12

約数和(自身を含む): 59253120

約数和(自身を除く): 3471761

約数列:

[1, 19, 191, 361, 809, 3629, 15371, 68951, 154519, 292049, 2935861, 55781359]

約数ペア:

[(1, 55781359), (19, 2935861), (191, 292049), (361, 154519), (809, 68951), (3629, 15371)]