71270990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{145451}}^1$

素因数の和:145472

約数の個数: 24

約数和(自身を含む): 149233752

約数和(自身を除く): 77962762

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 145451, 290902, 727255, 1018157, 1454510, 2036314, 5090785, 7127099, 10181570, 14254198, 35635495, 71270990]

約数ペア:

[(1, 71270990), (2, 35635495), (5, 14254198), (7, 10181570), (10, 7127099), (14, 5090785), (35, 2036314), (49, 1454510), (70, 1018157), (98, 727255), (245, 290902), (490, 145451)]