397779802

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1\times {\mathrm{2579}}^1$

素因数の和:3090

約数の個数: 32

約数和(自身を含む): 713318400

約数和(自身を除く): 315538598

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 479, 958, 2579, 3353, 5158, 6706, 11017, 18053, 22034, 36106, 59317, 77119, 118634, 154238, 415219, 830438, 1235341, 2470682, 8647387, 17294774, 28412843, 56825686, 198889901, 397779802]

約数ペア:

[(1, 397779802), (2, 198889901), (7, 56825686), (14, 28412843), (23, 17294774), (46, 8647387), (161, 2470682), (322, 1235341), (479, 830438), (958, 415219), (2579, 154238), (3353, 118634), (5158, 77119), (6706, 59317), (11017, 36106), (18053, 22034)]