868231

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:103

約数の個数: 24

約数和(自身を含む): 1149120

約数和(自身を除く): 280889

約数列:

[1, 7, 13, 29, 47, 49, 91, 203, 329, 377, 611, 637, 1363, 1421, 2303, 2639, 4277, 9541, 17719, 18473, 29939, 66787, 124033, 868231]

約数ペア:

[(1, 868231), (7, 124033), (13, 66787), (29, 29939), (47, 18473), (49, 17719), (91, 9541), (203, 4277), (329, 2639), (377, 2303), (611, 1421), (637, 1363)]