86490028

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{21863}}^1$

素因数の和:21933

約数の個数: 24

約数和(自身を含む): 161618688

約数和(自身を除く): 75128660

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 172, 989, 1978, 3956, 21863, 43726, 87452, 502849, 940109, 1005698, 1880218, 2011396, 3760436, 21622507, 43245014, 86490028]

約数ペア:

[(1, 86490028), (2, 43245014), (4, 21622507), (23, 3760436), (43, 2011396), (46, 1880218), (86, 1005698), (92, 940109), (172, 502849), (989, 87452), (1978, 43726), (3956, 21863)]