509951205

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{1879}}^1$

素因数の和:2090

約数の個数: 48

約数和(自身を含む): 913860480

約数和(自身を除く): 403909275

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 163, 185, 333, 489, 555, 815, 1467, 1665, 1879, 2445, 5637, 6031, 7335, 9395, 16911, 18093, 28185, 30155, 54279, 69523, 84555, 90465, 208569, 271395, 306277, 347615, 625707, 918831, 1042845, 1531385, 2756493, 3128535, 4594155, 11332249, 13782465, 33996747, 56661245, 101990241, 169983735, 509951205]

約数ペア:

[(1, 509951205), (3, 169983735), (5, 101990241), (9, 56661245), (15, 33996747), (37, 13782465), (45, 11332249), (111, 4594155), (163, 3128535), (185, 2756493), (333, 1531385), (489, 1042845), (555, 918831), (815, 625707), (1467, 347615), (1665, 306277), (1879, 271395), (2445, 208569), (5637, 90465), (6031, 84555), (7335, 69523), (9395, 54279), (16911, 30155), (18093, 28185)]