251138691

素因数分解:

$3^3\times {\mathrm{2371}}^1\times {\mathrm{3923}}^1$

素因数の和:6303

約数の個数: 16

約数和(自身を含む): 372309120

約数和(自身を除く): 121170429

約数列:

[1, 3, 9, 27, 2371, 3923, 7113, 11769, 21339, 35307, 64017, 105921, 9301433, 27904299, 83712897, 251138691]

約数ペア:

[(1, 251138691), (3, 83712897), (9, 27904299), (27, 9301433), (2371, 105921), (3923, 64017), (7113, 35307), (11769, 21339)]