15969715

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{2111}}^1$

素因数の和:2222

約数の個数: 16

約数和(自身を含む): 20528640

約数和(自身を除く): 4558925

約数列:

[1, 5, 17, 85, 89, 445, 1513, 2111, 7565, 10555, 35887, 179435, 187879, 939395, 3193943, 15969715]

約数ペア:

[(1, 15969715), (5, 3193943), (17, 939395), (85, 187879), (89, 179435), (445, 35887), (1513, 10555), (2111, 7565)]