897904833

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^2\times {\mathrm{2213}}^1$

素因数の和:2501

約数の個数: 24

約数和(自身を含む): 1378772928

約数和(自身を除く): 480868095

約数列:

[1, 3, 7, 21, 139, 417, 973, 2213, 2919, 6639, 15491, 19321, 46473, 57963, 135247, 307607, 405741, 922821, 2153249, 6459747, 42757373, 128272119, 299301611, 897904833]

約数ペア:

[(1, 897904833), (3, 299301611), (7, 128272119), (21, 42757373), (139, 6459747), (417, 2153249), (973, 922821), (2213, 405741), (2919, 307607), (6639, 135247), (15491, 57963), (19321, 46473)]