81966724

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{172199}}^1$

素因数の和:172227

約数の個数: 24

約数和(自身を含む): 173577600

約数和(自身を除く): 91610876

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 172199, 344398, 688796, 1205393, 2410786, 2927383, 4821572, 5854766, 11709532, 20491681, 40983362, 81966724]

約数ペア:

[(1, 81966724), (2, 40983362), (4, 20491681), (7, 11709532), (14, 5854766), (17, 4821572), (28, 2927383), (34, 2410786), (68, 1205393), (119, 688796), (238, 344398), (476, 172199)]