664702961

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{7817}}^1$

素因数の和:8072

約数の個数: 16

約数和(自身を含む): 742522368

約数和(自身を除く): 77819407

約数列:

[1, 13, 31, 211, 403, 2743, 6541, 7817, 85033, 101621, 242327, 1649387, 3150251, 21442031, 51130997, 664702961]

約数ペア:

[(1, 664702961), (13, 51130997), (31, 21442031), (211, 3150251), (403, 1649387), (2743, 242327), (6541, 101621), (7817, 85033)]