1230702921

素因数分解:

$3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{142591}}^1$

素因数の和:142741

約数の個数: 24

約数和(自身を含む): 2046480384

約数和(自身を除く): 815777463

約数列:

[1, 3, 7, 9, 21, 63, 137, 411, 959, 1233, 2877, 8631, 142591, 427773, 998137, 1283319, 2994411, 8983233, 19534967, 58604901, 136744769, 175814703, 410234307, 1230702921]

約数ペア:

[(1, 1230702921), (3, 410234307), (7, 175814703), (9, 136744769), (21, 58604901), (63, 19534967), (137, 8983233), (411, 2994411), (959, 1283319), (1233, 998137), (2877, 427773), (8631, 142591)]