157642849

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4057}}^1$

素因数の和:4145

約数の個数: 24

約数和(自身を含む): 200773608

約数和(自身を除く): 43130759

約数列:

[1, 7, 13, 49, 61, 91, 427, 637, 793, 2989, 4057, 5551, 28399, 38857, 52741, 198793, 247477, 369187, 1732339, 2584309, 3217201, 12126373, 22520407, 157642849]

約数ペア:

[(1, 157642849), (7, 22520407), (13, 12126373), (49, 3217201), (61, 2584309), (91, 1732339), (427, 369187), (637, 247477), (793, 198793), (2989, 52741), (4057, 38857), (5551, 28399)]