397474294

素因数分解:

$2^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{67759}}^1$

素因数の和:68187

約数の個数: 16

約数和(自身を含む): 683020800

約数和(自身を除く): 285546506

約数列:

[1, 2, 7, 14, 419, 838, 2933, 5866, 67759, 135518, 474313, 948626, 28391021, 56782042, 198737147, 397474294]

約数ペア:

[(1, 397474294), (2, 198737147), (7, 56782042), (14, 28391021), (419, 948626), (838, 474313), (2933, 135518), (5866, 67759)]