128248919

素因数分解:

${\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{541}}^1$

素因数の和:770

約数の個数: 16

約数和(自身を含む): 135933600

約数和(自身を除く): 7684681

約数列:

[1, 37, 43, 149, 541, 1591, 5513, 6407, 20017, 23263, 80609, 237059, 860731, 2982533, 3466187, 128248919]

約数ペア:

[(1, 128248919), (37, 3466187), (43, 2982533), (149, 860731), (541, 237059), (1591, 80609), (5513, 23263), (6407, 20017)]