131578489

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{4273}}^1$

素因数の和:4416

約数の個数: 16

約数和(自身を含む): 155094912

約数和(自身を除く): 23516423

約数列:

[1, 7, 53, 83, 371, 581, 4273, 4399, 29911, 30793, 226469, 354659, 1585283, 2482613, 18796927, 131578489]

約数ペア:

[(1, 131578489), (7, 18796927), (53, 2482613), (83, 1585283), (371, 354659), (581, 226469), (4273, 30793), (4399, 29911)]