161561543

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{21317}}^1$

素因数の和:21394

約数の個数: 16

約数和(自身を含む): 193396896

約数和(自身を除く): 31835353

約数列:

[1, 11, 13, 53, 143, 583, 689, 7579, 21317, 234487, 277121, 1129801, 3048331, 12427811, 14687413, 161561543]

約数ペア:

[(1, 161561543), (11, 14687413), (13, 12427811), (53, 3048331), (143, 1129801), (583, 277121), (689, 234487), (7579, 21317)]