128570405

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{13877}}^1$

素因数の和:14008

約数の個数: 16

約数和(自身を含む): 164870640

約数和(自身を除く): 36300235

約数列:

[1, 5, 17, 85, 109, 545, 1853, 9265, 13877, 69385, 235909, 1179545, 1512593, 7562965, 25714081, 128570405]

約数ペア:

[(1, 128570405), (5, 25714081), (17, 7562965), (85, 1512593), (109, 1179545), (545, 235909), (1853, 69385), (9265, 13877)]