15290991

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{727}}^1$

素因数の和:796

約数の個数: 32

約数和(自身を含む): 24460800

約数和(自身を除く): 9169809

約数列:

[1, 3, 9, 19, 27, 41, 57, 123, 171, 369, 513, 727, 779, 1107, 2181, 2337, 6543, 7011, 13813, 19629, 21033, 29807, 41439, 89421, 124317, 268263, 372951, 566333, 804789, 1698999, 5096997, 15290991]

約数ペア:

[(1, 15290991), (3, 5096997), (9, 1698999), (19, 804789), (27, 566333), (41, 372951), (57, 268263), (123, 124317), (171, 89421), (369, 41439), (513, 29807), (727, 21033), (779, 19629), (1107, 13813), (2181, 7011), (2337, 6543)]