12972743

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{311}}^1$

素因数の和:478

約数の個数: 16

約数和(自身を含む): 15275520

約数和(自身を除く): 2302777

約数列:

[1, 7, 59, 101, 311, 413, 707, 2177, 5959, 18349, 31411, 41713, 128443, 219877, 1853249, 12972743]

約数ペア:

[(1, 12972743), (7, 1853249), (59, 219877), (101, 128443), (311, 41713), (413, 31411), (707, 18349), (2177, 5959)]