128260582

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1\times {\mathrm{2549}}^1$

素因数の和:2871

約数の個数: 16

約数和(自身を含む): 194922000

約数和(自身を除く): 66661418

約数列:

[1, 2, 139, 181, 278, 362, 2549, 5098, 25159, 50318, 354311, 461369, 708622, 922738, 64130291, 128260582]

約数ペア:

[(1, 128260582), (2, 64130291), (139, 922738), (181, 708622), (278, 461369), (362, 354311), (2549, 50318), (5098, 25159)]