8990655

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:367

約数の個数: 32

約数和(自身を含む): 15054336

約数和(自身を除く): 6063681

約数列:

[1, 3, 5, 15, 43, 53, 129, 159, 215, 263, 265, 645, 789, 795, 1315, 2279, 3945, 6837, 11309, 11395, 13939, 33927, 34185, 41817, 56545, 69695, 169635, 209085, 599377, 1798131, 2996885, 8990655]

約数ペア:

[(1, 8990655), (3, 2996885), (5, 1798131), (15, 599377), (43, 209085), (53, 169635), (129, 69695), (159, 56545), (215, 41817), (263, 34185), (265, 33927), (645, 13939), (789, 11395), (795, 11309), (1315, 6837), (2279, 3945)]