90729477

素因数分解:

$3^4\times {\mathrm{263}}^1\times {\mathrm{4259}}^1$

素因数の和:4534

約数の個数: 20

約数和(自身を含む): 136081440

約数和(自身を除く): 45351963

約数列:

[1, 3, 9, 27, 81, 263, 789, 2367, 4259, 7101, 12777, 21303, 38331, 114993, 344979, 1120117, 3360351, 10081053, 30243159, 90729477]

約数ペア:

[(1, 90729477), (3, 30243159), (9, 10081053), (27, 3360351), (81, 1120117), (263, 344979), (789, 114993), (2367, 38331), (4259, 21303), (7101, 12777)]