128897390

素因数分解:

$2^1\times 5^1\times {\mathrm{911}}^1\times {\mathrm{14149}}^1$

素因数の和:15067

約数の個数: 16

約数和(自身を含む): 232286400

約数和(自身を除く): 103389010

約数列:

[1, 2, 5, 10, 911, 1822, 4555, 9110, 14149, 28298, 70745, 141490, 12889739, 25779478, 64448695, 128897390]

約数ペア:

[(1, 128897390), (2, 64448695), (5, 25779478), (10, 12889739), (911, 141490), (1822, 70745), (4555, 28298), (9110, 14149)]