90513241

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 116121600

約数和(自身を除く): 25608359

約数列:

[1, 7, 13, 49, 53, 91, 343, 371, 383, 637, 689, 2597, 2681, 4459, 4823, 4979, 18179, 18767, 20299, 33761, 34853, 131369, 142093, 236327, 243971, 263887, 994651, 1707797, 1847209, 6962557, 12930463, 90513241]

約数ペア:

[(1, 90513241), (7, 12930463), (13, 6962557), (49, 1847209), (53, 1707797), (91, 994651), (343, 263887), (371, 243971), (383, 236327), (637, 142093), (689, 131369), (2597, 34853), (2681, 33761), (4459, 20299), (4823, 18767), (4979, 18179)]