28047005

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{34841}}^1$

素因数の和:34876

約数の個数: 16

約数和(自身を含む): 40137984

約数和(自身を除く): 12090979

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 34841, 174205, 243887, 801343, 1219435, 4006715, 5609401, 28047005]

約数ペア:

[(1, 28047005), (5, 5609401), (7, 4006715), (23, 1219435), (35, 801343), (115, 243887), (161, 174205), (805, 34841)]