1561162967

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{4391}}^1\times {\mathrm{3907}}^1$

素因数の和:8318

約数の個数: 16

約数和(自身を含む): 1922360832

約数和(自身を除く): 361197865

約数列:

[1, 7, 13, 91, 3907, 4391, 27349, 30737, 50791, 57083, 355537, 399581, 17155637, 120089459, 223023281, 1561162967]

約数ペア:

[(1, 1561162967), (7, 223023281), (13, 120089459), (91, 17155637), (3907, 399581), (4391, 355537), (27349, 57083), (30737, 50791)]