261036225

素因数分解:

$3^2\times 5^2\times {\mathrm{1160161}}^1$

素因数の和:1160177

約数の個数: 18

約数和(自身を含む): 467545286

約数和(自身を除く): 206509061

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 1160161, 3480483, 5800805, 10441449, 17402415, 29004025, 52207245, 87012075, 261036225]

約数ペア:

[(1, 261036225), (3, 87012075), (5, 52207245), (9, 29004025), (15, 17402415), (25, 10441449), (45, 5800805), (75, 3480483), (225, 1160161)]