290308921

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{569}}^1\times {\mathrm{3169}}^1$

素因数の和:3768

約数の個数: 16

約数和(自身を含む): 346924800

約数和(自身を除く): 56615879

約数列:

[1, 7, 23, 161, 569, 3169, 3983, 13087, 22183, 72887, 91609, 510209, 1803161, 12622127, 41472703, 290308921]

約数ペア:

[(1, 290308921), (7, 41472703), (23, 12622127), (161, 1803161), (569, 510209), (3169, 91609), (3983, 72887), (13087, 22183)]