85831915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{6703}}^1$

素因数の和:6918

約数の個数: 16

約数和(自身を含む): 111500928

約数和(自身を除く): 25669013

約数列:

[1, 5, 13, 65, 197, 985, 2561, 6703, 12805, 33515, 87139, 435695, 1320491, 6602455, 17166383, 85831915]

約数ペア:

[(1, 85831915), (5, 17166383), (13, 6602455), (65, 1320491), (197, 435695), (985, 87139), (2561, 33515), (6703, 12805)]