27985515

素因数分解:

$3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{3581}}^1$

素因数の和:4110

約数の個数: 16

約数和(自身を含む): 44875296

約数和(自身を除く): 16889781

約数列:

[1, 3, 5, 15, 521, 1563, 2605, 3581, 7815, 10743, 17905, 53715, 1865701, 5597103, 9328505, 27985515]

約数ペア:

[(1, 27985515), (3, 9328505), (5, 5597103), (15, 1865701), (521, 53715), (1563, 17905), (2605, 10743), (3581, 7815)]