7980492079

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{136421}}^1$

素因数の和:136626

約数の個数: 16

約数和(自身を含む): 9337813056

約数和(自身を除く): 1357320977

約数列:

[1, 7, 61, 137, 427, 959, 8357, 58499, 136421, 954947, 8321681, 18689677, 58251767, 130827739, 1140070297, 7980492079]

約数ペア:

[(1, 7980492079), (7, 1140070297), (61, 130827739), (137, 58251767), (427, 18689677), (959, 8321681), (8357, 954947), (58499, 136421)]