988449

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{389}}^1$

素因数の和:421

約数の個数: 24

約数和(自身を含む): 1659840

約数和(自身を除く): 671391

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 389, 847, 1167, 2541, 2723, 4279, 8169, 12837, 29953, 47069, 89859, 141207, 329483, 988449]

約数ペア:

[(1, 988449), (3, 329483), (7, 141207), (11, 89859), (21, 47069), (33, 29953), (77, 12837), (121, 8169), (231, 4279), (363, 2723), (389, 2541), (847, 1167)]