61847945

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{21001}}^1$

素因数の和:21056

約数の個数: 16

約数和(自身を含む): 80647680

約数和(自身を除く): 18799735

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 21001, 105005, 399019, 651031, 1995095, 3255155, 12369589, 61847945]

約数ペア:

[(1, 61847945), (5, 12369589), (19, 3255155), (31, 1995095), (95, 651031), (155, 399019), (589, 105005), (2945, 21001)]