99891455

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{317}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 131880960

約数和(自身を除く): 31989505

約数列:

[1, 5, 19, 31, 95, 107, 155, 317, 535, 589, 1585, 2033, 2945, 3317, 6023, 9827, 10165, 16585, 30115, 33919, 49135, 63023, 169595, 186713, 315115, 644461, 933565, 1051489, 3222305, 5257445, 19978291, 99891455]

約数ペア:

[(1, 99891455), (5, 19978291), (19, 5257445), (31, 3222305), (95, 1051489), (107, 933565), (155, 644461), (317, 315115), (535, 186713), (589, 169595), (1585, 63023), (2033, 49135), (2945, 33919), (3317, 30115), (6023, 16585), (9827, 10165)]