1677591

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:300

約数の個数: 20

約数和(自身を含む): 2541000

約数和(自身を除く): 863409

約数列:

[1, 3, 9, 27, 81, 139, 149, 417, 447, 1251, 1341, 3753, 4023, 11259, 12069, 20711, 62133, 186399, 559197, 1677591]

約数ペア:

[(1, 1677591), (3, 559197), (9, 186399), (27, 62133), (81, 20711), (139, 12069), (149, 11259), (417, 4023), (447, 3753), (1251, 1341)]