1331509543

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{701}}^1\times {\mathrm{20873}}^1$

素因数の和:21594

約数の個数: 16

約数和(自身を含む): 1641197376

約数和(自身を除く): 309687833

約数列:

[1, 7, 13, 91, 701, 4907, 9113, 20873, 63791, 146111, 271349, 1899443, 14631973, 102423811, 190215649, 1331509543]

約数ペア:

[(1, 1331509543), (7, 190215649), (13, 102423811), (91, 14631973), (701, 1899443), (4907, 271349), (9113, 146111), (20873, 63791)]