11947545

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{3637}}^1$

素因数の和:3721

約数の個数: 24

約数和(自身を含む): 20998536

約数和(自身を除く): 9050991

約数列:

[1, 3, 5, 9, 15, 45, 73, 219, 365, 657, 1095, 3285, 3637, 10911, 18185, 32733, 54555, 163665, 265501, 796503, 1327505, 2389509, 3982515, 11947545]

約数ペア:

[(1, 11947545), (3, 3982515), (5, 2389509), (9, 1327505), (15, 796503), (45, 265501), (73, 163665), (219, 54555), (365, 32733), (657, 18185), (1095, 10911), (3285, 3637)]