31415379

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{10399}}^1$

素因数の和:10474

約数の個数: 16

約数和(自身を含む): 44928000

約数和(自身を除く): 13512621

約数列:

[1, 3, 19, 53, 57, 159, 1007, 3021, 10399, 31197, 197581, 551147, 592743, 1653441, 10471793, 31415379]

約数ペア:

[(1, 31415379), (3, 10471793), (19, 1653441), (53, 592743), (57, 551147), (159, 197581), (1007, 31197), (3021, 10399)]