64885653

素因数分解:

$3^2\times 7^3\times {\mathrm{21019}}^1$

素因数の和:21046

約数の個数: 24

約数和(自身を含む): 109304000

約数和(自身を除く): 44418347

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 21019, 63057, 147133, 189171, 441399, 1029931, 1324197, 3089793, 7209517, 9269379, 21628551, 64885653]

約数ペア:

[(1, 64885653), (3, 21628551), (7, 9269379), (9, 7209517), (21, 3089793), (49, 1324197), (63, 1029931), (147, 441399), (343, 189171), (441, 147133), (1029, 63057), (3087, 21019)]