64732479

素因数分解:

$3^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{2087}}^1$

素因数の和:2315

約数の個数: 24

約数和(自身を含む): 100925568

約数和(自身を除く): 36193089

約数列:

[1, 3, 7, 21, 49, 147, 211, 633, 1477, 2087, 4431, 6261, 10339, 14609, 31017, 43827, 102263, 306789, 440357, 1321071, 3082499, 9247497, 21577493, 64732479]

約数ペア:

[(1, 64732479), (3, 21577493), (7, 9247497), (21, 3082499), (49, 1321071), (147, 440357), (211, 306789), (633, 102263), (1477, 43827), (2087, 31017), (4431, 14609), (6261, 10339)]