201662279

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2137}}^1$

素因数の和:2235

約数の個数: 32

約数和(自身を含む): 267232896

約数和(自身を除く): 65570617

約数列:

[1, 7, 13, 17, 61, 91, 119, 221, 427, 793, 1037, 1547, 2137, 5551, 7259, 13481, 14959, 27781, 36329, 94367, 130357, 194467, 254303, 472277, 912499, 1694641, 2216069, 3305939, 11862487, 15512483, 28808897, 201662279]

約数ペア:

[(1, 201662279), (7, 28808897), (13, 15512483), (17, 11862487), (61, 3305939), (91, 2216069), (119, 1694641), (221, 912499), (427, 472277), (793, 254303), (1037, 194467), (1547, 130357), (2137, 94367), (5551, 36329), (7259, 27781), (13481, 14959)]