69459939

素因数分解:

$3^2\times {\mathrm{71}}^2\times {\mathrm{1531}}^1$

素因数の和:1679

約数の個数: 18

約数和(自身を含む): 101830508

約数和(自身を除く): 32370569

約数列:

[1, 3, 9, 71, 213, 639, 1531, 4593, 5041, 13779, 15123, 45369, 108701, 326103, 978309, 7717771, 23153313, 69459939]

約数ペア:

[(1, 69459939), (3, 23153313), (9, 7717771), (71, 978309), (213, 326103), (639, 108701), (1531, 45369), (4593, 15123), (5041, 13779)]