201217457

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{293}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 254016000

約数和(自身を除く): 52798543

約数列:

[1, 7, 17, 29, 119, 199, 203, 293, 493, 1393, 2051, 3383, 3451, 4981, 5771, 8497, 23681, 34867, 40397, 58307, 59479, 98107, 144449, 408149, 686749, 991219, 1011143, 1690903, 6938533, 11836321, 28745351, 201217457]

約数ペア:

[(1, 201217457), (7, 28745351), (17, 11836321), (29, 6938533), (119, 1690903), (199, 1011143), (203, 991219), (293, 686749), (493, 408149), (1393, 144449), (2051, 98107), (3383, 59479), (3451, 58307), (4981, 40397), (5771, 34867), (8497, 23681)]