65868789

素因数分解:

$3^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{2749}}^1$

素因数の和:2929

約数の個数: 24

約数和(自身を含む): 102828000

約数和(自身を除く): 36959211

約数列:

[1, 3, 7, 21, 49, 147, 163, 489, 1141, 2749, 3423, 7987, 8247, 19243, 23961, 57729, 134701, 404103, 448087, 1344261, 3136609, 9409827, 21956263, 65868789]

約数ペア:

[(1, 65868789), (3, 21956263), (7, 9409827), (21, 3136609), (49, 1344261), (147, 448087), (163, 404103), (489, 134701), (1141, 57729), (2749, 23961), (3423, 19243), (7987, 8247)]