217999235

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{571}}^1\times {\mathrm{2633}}^1$

素因数の和:3238

約数の個数: 16

約数和(自身を含む): 271196640

約数和(自身を除く): 53197405

約数列:

[1, 5, 29, 145, 571, 2633, 2855, 13165, 16559, 76357, 82795, 381785, 1503443, 7517215, 43599847, 217999235]

約数ペア:

[(1, 217999235), (5, 43599847), (29, 7517215), (145, 1503443), (571, 381785), (2633, 82795), (2855, 76357), (13165, 16559)]