27972783

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{8423}}^1$

素因数の和:8476

約数の個数: 20

約数和(自身を含む): 42810768

約数和(自身を除く): 14837985

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 8423, 25269, 75807, 227421, 345343, 682263, 1036029, 3108087, 9324261, 27972783]

約数ペア:

[(1, 27972783), (3, 9324261), (9, 3108087), (27, 1036029), (41, 682263), (81, 345343), (123, 227421), (369, 75807), (1107, 25269), (3321, 8423)]