2769455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:466

約数の個数: 16

約数和(自身を含む): 3616704

約数和(自身を除く): 847249

約数列:

[1, 5, 13, 65, 137, 311, 685, 1555, 1781, 4043, 8905, 20215, 42607, 213035, 553891, 2769455]

約数ペア:

[(1, 2769455), (5, 553891), (13, 213035), (65, 42607), (137, 20215), (311, 8905), (685, 4043), (1555, 1781)]