7971089

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{821}}^1$

素因数の和:920

約数の個数: 16

約数和(自身を含む): 9732480

約数和(自身を除く): 1761391

約数列:

[1, 7, 19, 73, 133, 511, 821, 1387, 5747, 9709, 15599, 59933, 109193, 419531, 1138727, 7971089]

約数ペア:

[(1, 7971089), (7, 1138727), (19, 419531), (73, 109193), (133, 59933), (511, 15599), (821, 9709), (1387, 5747)]