79721999

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{1213}}^1$

素因数の和:1490

約数の個数: 16

約数和(自身を含む): 93817920

約数和(自身を除く): 14095921

約数列:

[1, 7, 41, 229, 287, 1213, 1603, 8491, 9389, 49733, 65723, 277777, 348131, 1944439, 11388857, 79721999]

約数ペア:

[(1, 79721999), (7, 11388857), (41, 1944439), (229, 348131), (287, 277777), (1213, 65723), (1603, 49733), (8491, 9389)]