31310812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{9871}}^1$

素因数の和:9949

約数の個数: 24

約数和(自身を含む): 59982272

約数和(自身を除く): 28671460

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 9871, 19742, 39484, 128323, 256646, 513292, 602131, 1204262, 2408524, 7827703, 15655406, 31310812]

約数ペア:

[(1, 31310812), (2, 15655406), (4, 7827703), (13, 2408524), (26, 1204262), (52, 602131), (61, 513292), (122, 256646), (244, 128323), (793, 39484), (1586, 19742), (3172, 9871)]