206987495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{17029}}^1$

素因数の和:17075

約数の個数: 32

約数和(自身を含む): 308992320

約数和(自身を除く): 102004825

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 715, 935, 1105, 2431, 12155, 17029, 85145, 187319, 221377, 289493, 936595, 1106885, 1447465, 2435147, 3184423, 3763409, 12175735, 15922115, 18817045, 41397499, 206987495]

約数ペア:

[(1, 206987495), (5, 41397499), (11, 18817045), (13, 15922115), (17, 12175735), (55, 3763409), (65, 3184423), (85, 2435147), (143, 1447465), (187, 1106885), (221, 936595), (715, 289493), (935, 221377), (1105, 187319), (2431, 85145), (12155, 17029)]