27642205

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{1531}}^1$

素因数の和:1716

約数の個数: 16

約数和(自身を含む): 34856064

約数和(自身を除く): 7213859

約数列:

[1, 5, 23, 115, 157, 785, 1531, 3611, 7655, 18055, 35213, 176065, 240367, 1201835, 5528441, 27642205]

約数ペア:

[(1, 27642205), (5, 5528441), (23, 1201835), (115, 240367), (157, 176065), (785, 35213), (1531, 18055), (3611, 7655)]