681022849

素因数分解:

${\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2131}}^1$

素因数の和:2249

約数の個数: 24

約数和(自身を含む): 774069504

約数和(自身を除く): 93046655

約数列:

[1, 13, 31, 61, 169, 403, 793, 1891, 2131, 5239, 10309, 24583, 27703, 66061, 129991, 319579, 360139, 858793, 1689883, 4029721, 11164309, 21968479, 52386373, 681022849]

約数ペア:

[(1, 681022849), (13, 52386373), (31, 21968479), (61, 11164309), (169, 4029721), (403, 1689883), (793, 858793), (1891, 360139), (2131, 319579), (5239, 129991), (10309, 66061), (24583, 27703)]