166990995

素因数分解:

$3^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{5881}}^1$

素因数の和:6523

約数の個数: 24

約数和(自身を含む): 289959072

約数和(自身を除く): 122968077

約数列:

[1, 3, 5, 9, 15, 45, 631, 1893, 3155, 5679, 5881, 9465, 17643, 28395, 29405, 52929, 88215, 264645, 3710911, 11132733, 18554555, 33398199, 55663665, 166990995]

約数ペア:

[(1, 166990995), (3, 55663665), (5, 33398199), (9, 18554555), (15, 11132733), (45, 3710911), (631, 264645), (1893, 88215), (3155, 52929), (5679, 29405), (5881, 28395), (9465, 17643)]