252245889

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{56393}}^1$

素因数の和:56477

約数の個数: 24

約数和(自身を含む): 422278272

約数和(自身を除く): 170032383

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 56393, 169179, 394751, 507537, 1184253, 3552759, 4003903, 12011709, 28027321, 36035127, 84081963, 252245889]

約数ペア:

[(1, 252245889), (3, 84081963), (7, 36035127), (9, 28027321), (21, 12011709), (63, 4003903), (71, 3552759), (213, 1184253), (497, 507537), (639, 394751), (1491, 169179), (4473, 56393)]