1245839945

素因数分解:

$5^1\times 7^2\times {\mathrm{601}}^1\times {\mathrm{8461}}^1$

素因数の和:9081

約数の個数: 24

約数和(自身を含む): 1742190408

約数和(自身を除く): 496350463

約数列:

[1, 5, 7, 35, 49, 245, 601, 3005, 4207, 8461, 21035, 29449, 42305, 59227, 147245, 296135, 414589, 2072945, 5085061, 25425305, 35595427, 177977135, 249167989, 1245839945]

約数ペア:

[(1, 1245839945), (5, 249167989), (7, 177977135), (35, 35595427), (49, 25425305), (245, 5085061), (601, 2072945), (3005, 414589), (4207, 296135), (8461, 147245), (21035, 59227), (29449, 42305)]