80941887

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{5281}}^1$

素因数の和:5431

約数の個数: 24

約数和(自身を含む): 126894768

約数和(自身を除く): 45952881

約数列:

[1, 3, 9, 13, 39, 117, 131, 393, 1179, 1703, 5109, 5281, 15327, 15843, 47529, 68653, 205959, 617877, 691811, 2075433, 6226299, 8993543, 26980629, 80941887]

約数ペア:

[(1, 80941887), (3, 26980629), (9, 8993543), (13, 6226299), (39, 2075433), (117, 691811), (131, 617877), (393, 205959), (1179, 68653), (1703, 47529), (5109, 15843), (5281, 15327)]