90728209

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{11971}}^1$

素因数の和:12048

約数の個数: 16

約数和(自身を含む): 108609984

約数和(自身を除く): 17881775

約数列:

[1, 11, 13, 53, 143, 583, 689, 7579, 11971, 131681, 155623, 634463, 1711853, 6979093, 8248019, 90728209]

約数ペア:

[(1, 90728209), (11, 8248019), (13, 6979093), (53, 1711853), (143, 634463), (583, 155623), (689, 131681), (7579, 11971)]