131115789

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109537}}^1$

素因数の和:109569

約数の個数: 24

約数和(自身を含む): 227839040

約数和(自身を除く): 96723251

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 109537, 328611, 766759, 985833, 2081203, 2300277, 6243609, 6900831, 14568421, 18730827, 43705263, 131115789]

約数ペア:

[(1, 131115789), (3, 43705263), (7, 18730827), (9, 14568421), (19, 6900831), (21, 6243609), (57, 2300277), (63, 2081203), (133, 985833), (171, 766759), (399, 328611), (1197, 109537)]