204534239

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1237}}^1$

素因数の和:1359

約数の個数: 32

約数和(自身を含む): 266219520

約数和(自身を除く): 61685281

約数列:

[1, 7, 13, 23, 79, 91, 161, 299, 553, 1027, 1237, 1817, 2093, 7189, 8659, 12719, 16081, 23621, 28451, 97723, 112567, 165347, 199157, 369863, 684061, 1270399, 2247629, 2589041, 8892793, 15733403, 29219177, 204534239]

約数ペア:

[(1, 204534239), (7, 29219177), (13, 15733403), (23, 8892793), (79, 2589041), (91, 2247629), (161, 1270399), (299, 684061), (553, 369863), (1027, 199157), (1237, 165347), (1817, 112567), (2093, 97723), (7189, 28451), (8659, 23621), (12719, 16081)]