556515

素因数分解:

$3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:243

約数の個数: 24

約数和(自身を含む): 982800

約数和(自身を除く): 426285

約数列:

[1, 3, 5, 9, 15, 45, 83, 149, 249, 415, 447, 745, 747, 1245, 1341, 2235, 3735, 6705, 12367, 37101, 61835, 111303, 185505, 556515]

約数ペア:

[(1, 556515), (3, 185505), (5, 111303), (9, 61835), (15, 37101), (45, 12367), (83, 6705), (149, 3735), (249, 2235), (415, 1341), (447, 1245), (745, 747)]