278364398

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1319}}^1\times {\mathrm{8117}}^1$

素因数の和:9451

約数の個数: 16

約数和(自身を含む): 450061920

約数和(自身を除く): 171697522

約数列:

[1, 2, 13, 26, 1319, 2638, 8117, 16234, 17147, 34294, 105521, 211042, 10706323, 21412646, 139182199, 278364398]

約数ペア:

[(1, 278364398), (2, 139182199), (13, 21412646), (26, 10706323), (1319, 211042), (2638, 105521), (8117, 34294), (16234, 17147)]