71885331

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{21529}}^1$

素因数の和:21595

約数の個数: 24

約数和(自身を含む): 120912480

約数和(自身を除く): 49027149

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 3339, 21529, 64587, 150703, 193761, 452109, 1141037, 1356327, 3423111, 7987259, 10269333, 23961777, 71885331]

約数ペア:

[(1, 71885331), (3, 23961777), (7, 10269333), (9, 7987259), (21, 3423111), (53, 1356327), (63, 1141037), (159, 452109), (371, 193761), (477, 150703), (1113, 64587), (3339, 21529)]