15278391

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:383

約数の個数: 24

約数和(自身を含む): 22656816

約数和(自身を除く): 7378425

約数列:

[1, 3, 9, 83, 113, 181, 249, 339, 543, 747, 1017, 1629, 9379, 15023, 20453, 28137, 45069, 61359, 84411, 135207, 184077, 1697599, 5092797, 15278391]

約数ペア:

[(1, 15278391), (3, 5092797), (9, 1697599), (83, 184077), (113, 135207), (181, 84411), (249, 61359), (339, 45069), (543, 28137), (747, 20453), (1017, 15023), (1629, 9379)]