9987711

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1279}}^1$

素因数の和:1438

約数の個数: 16

約数和(自身を含む): 14131200

約数和(自身を除く): 4143489

約数列:

[1, 3, 19, 57, 137, 411, 1279, 2603, 3837, 7809, 24301, 72903, 175223, 525669, 3329237, 9987711]

約数ペア:

[(1, 9987711), (3, 3329237), (19, 525669), (57, 175223), (137, 72903), (411, 24301), (1279, 7809), (2603, 3837)]