78398421

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{7237}}^1$

素因数の和:7420

約数の個数: 16

約数和(自身を含む): 109785984

約数和(自身を除く): 31387563

約数列:

[1, 3, 23, 69, 157, 471, 3611, 7237, 10833, 21711, 166451, 499353, 1136209, 3408627, 26132807, 78398421]

約数ペア:

[(1, 78398421), (3, 26132807), (23, 3408627), (69, 1136209), (157, 499353), (471, 166451), (3611, 21711), (7237, 10833)]