305809947

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{20681}}^1$

素因数の和:20771

約数の個数: 24

約数和(自身を含む): 464600448

約数和(自身を除く): 158790501

約数列:

[1, 3, 9, 31, 53, 93, 159, 279, 477, 1643, 4929, 14787, 20681, 62043, 186129, 641111, 1096093, 1923333, 3288279, 5769999, 9864837, 33978883, 101936649, 305809947]

約数ペア:

[(1, 305809947), (3, 101936649), (9, 33978883), (31, 9864837), (53, 5769999), (93, 3288279), (159, 1923333), (279, 1096093), (477, 641111), (1643, 186129), (4929, 62043), (14787, 20681)]