4378885

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:373

約数の個数: 24

約数和(自身を含む): 6233976

約数和(自身を除く): 1855091

約数列:

[1, 5, 7, 35, 49, 61, 245, 293, 305, 427, 1465, 2051, 2135, 2989, 10255, 14357, 14945, 17873, 71785, 89365, 125111, 625555, 875777, 4378885]

約数ペア:

[(1, 4378885), (5, 875777), (7, 625555), (35, 125111), (49, 89365), (61, 71785), (245, 17873), (293, 14945), (305, 14357), (427, 10255), (1465, 2989), (2051, 2135)]