491152893

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2126203}}^1$

素因数の和:2126224

約数の個数: 16

約数和(自身を含む): 816462336

約数和(自身を除く): 325309443

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 2126203, 6378609, 14883421, 23388233, 44650263, 70164699, 163717631, 491152893]

約数ペア:

[(1, 491152893), (3, 163717631), (7, 70164699), (11, 44650263), (21, 23388233), (33, 14883421), (77, 6378609), (231, 2126203)]