28915905

素因数分解:

$3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{14071}}^1$

素因数の和:14216

約数の個数: 16

約数和(自身を含む): 46606464

約数和(自身を除く): 17690559

約数列:

[1, 3, 5, 15, 137, 411, 685, 2055, 14071, 42213, 70355, 211065, 1927727, 5783181, 9638635, 28915905]

約数ペア:

[(1, 28915905), (3, 9638635), (5, 5783181), (15, 1927727), (137, 211065), (411, 70355), (685, 42213), (2055, 14071)]