203750721

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{109367}}^1$

素因数の和:109402

約数の個数: 20

約数和(自身を含む): 317604672

約数和(自身を除く): 113853951

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 109367, 328101, 984303, 2515441, 2952909, 7546323, 8858727, 22638969, 67916907, 203750721]

約数ペア:

[(1, 203750721), (3, 67916907), (9, 22638969), (23, 8858727), (27, 7546323), (69, 2952909), (81, 2515441), (207, 984303), (621, 328101), (1863, 109367)]