72867717

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{32779}}^1$

素因数の和:32817

約数の個数: 24

約数和(自身を含む): 119319200

約数和(自身を除く): 46451483

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 32779, 98337, 295011, 426127, 622801, 1278381, 1868403, 3835143, 5605209, 8096413, 24289239, 72867717]

約数ペア:

[(1, 72867717), (3, 24289239), (9, 8096413), (13, 5605209), (19, 3835143), (39, 1868403), (57, 1278381), (117, 622801), (171, 426127), (247, 295011), (741, 98337), (2223, 32779)]