212487951

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{17519}}^1$

素因数の和:17846

約数の個数: 16

約数和(自身を含む): 306109440

約数和(自身を除く): 93621489

約数列:

[1, 3, 13, 39, 311, 933, 4043, 12129, 17519, 52557, 227747, 683241, 5448409, 16345227, 70829317, 212487951]

約数ペア:

[(1, 212487951), (3, 70829317), (13, 16345227), (39, 5448409), (311, 683241), (933, 227747), (4043, 52557), (12129, 17519)]