68206516

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{143291}}^1$

素因数の和:143319

約数の個数: 24

約数和(自身を含む): 144438336

約数和(自身を除く): 76231820

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 143291, 286582, 573164, 1003037, 2006074, 2435947, 4012148, 4871894, 9743788, 17051629, 34103258, 68206516]

約数ペア:

[(1, 68206516), (2, 34103258), (4, 17051629), (7, 9743788), (14, 4871894), (17, 4012148), (28, 2435947), (34, 2006074), (68, 1003037), (119, 573164), (238, 286582), (476, 143291)]