201880399

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{18127}}^1$

素因数の和:18214

約数の個数: 16

約数和(自身を含む): 242480128

約数和(自身を除く): 40599729

約数列:

[1, 7, 37, 43, 259, 301, 1591, 11137, 18127, 126889, 670699, 779461, 4694893, 5456227, 28840057, 201880399]

約数ペア:

[(1, 201880399), (7, 28840057), (37, 5456227), (43, 4694893), (259, 779461), (301, 670699), (1591, 126889), (11137, 18127)]