13408311

素因数分解:

$3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1721}}^1$

素因数の和:1791

約数の個数: 24

約数和(自身を含む): 21201264

約数和(自身を除く): 7792953

約数列:

[1, 3, 7, 21, 49, 53, 147, 159, 371, 1113, 1721, 2597, 5163, 7791, 12047, 36141, 84329, 91213, 252987, 273639, 638491, 1915473, 4469437, 13408311]

約数ペア:

[(1, 13408311), (3, 4469437), (7, 1915473), (21, 638491), (49, 273639), (53, 252987), (147, 91213), (159, 84329), (371, 36141), (1113, 12047), (1721, 7791), (2597, 5163)]