220157553

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{757}}^1\times {\mathrm{1259}}^1$

素因数の和:2037

約数の個数: 32

約数和(自身を含む): 366750720

約数和(自身を除く): 146593167

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 757, 1259, 2271, 3777, 5299, 8327, 8813, 13849, 15897, 24981, 26439, 41547, 58289, 96943, 174867, 290829, 953063, 2859189, 6671441, 10483693, 20014323, 31451079, 73385851, 220157553]

約数ペア:

[(1, 220157553), (3, 73385851), (7, 31451079), (11, 20014323), (21, 10483693), (33, 6671441), (77, 2859189), (231, 953063), (757, 290829), (1259, 174867), (2271, 96943), (3777, 58289), (5299, 41547), (8327, 26439), (8813, 24981), (13849, 15897)]