128215045

素因数分解:

$5^1\times 7^1\times {\mathrm{811}}^1\times {\mathrm{4517}}^1$

素因数の和:5340

約数の個数: 16

約数和(自身を含む): 176093568

約数和(自身を除く): 47878523

約数列:

[1, 5, 7, 35, 811, 4055, 4517, 5677, 22585, 28385, 31619, 158095, 3663287, 18316435, 25643009, 128215045]

約数ペア:

[(1, 128215045), (5, 25643009), (7, 18316435), (35, 3663287), (811, 158095), (4055, 31619), (4517, 28385), (5677, 22585)]