427489994

素因数分解:

$2^1\times {\mathrm{163}}^1\times {\mathrm{389}}^1\times {\mathrm{3371}}^1$

素因数の和:3925

約数の個数: 16

約数和(自身を含む): 647019360

約数和(自身を除く): 219529366

約数列:

[1, 2, 163, 326, 389, 778, 3371, 6742, 63407, 126814, 549473, 1098946, 1311319, 2622638, 213744997, 427489994]

約数ペア:

[(1, 427489994), (2, 213744997), (163, 2622638), (326, 1311319), (389, 1098946), (778, 549473), (3371, 126814), (6742, 63407)]