28288070

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{42221}}^1$

素因数の和:42295

約数の個数: 16

約数和(自身を含む): 51679728

約数和(自身を除く): 23391658

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 42221, 84442, 211105, 422210, 2828807, 5657614, 14144035, 28288070]

約数ペア:

[(1, 28288070), (2, 14144035), (5, 5657614), (10, 2828807), (67, 422210), (134, 211105), (335, 84442), (670, 42221)]