66918969

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{30103}}^1$

素因数の和:30141

約数の個数: 24

約数和(自身を含む): 109578560

約数和(自身を除く): 42659591

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 30103, 90309, 270927, 391339, 571957, 1174017, 1715871, 3522051, 5147613, 7435441, 22306323, 66918969]

約数ペア:

[(1, 66918969), (3, 22306323), (9, 7435441), (13, 5147613), (19, 3522051), (39, 1715871), (57, 1174017), (117, 571957), (171, 391339), (247, 270927), (741, 90309), (2223, 30103)]