71891157

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{4507}}^1$

素因数の和:4932

約数の個数: 16

約数和(自身を含む): 103503680

約数和(自身を除く): 31612523

約数列:

[1, 3, 13, 39, 409, 1227, 4507, 5317, 13521, 15951, 58591, 175773, 1843363, 5530089, 23963719, 71891157]

約数ペア:

[(1, 71891157), (3, 23963719), (13, 5530089), (39, 1843363), (409, 175773), (1227, 58591), (4507, 15951), (5317, 13521)]