77219330

素因数分解:

$2^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{17431}}^1$

素因数の和:17881

約数の個数: 16

約数和(自身を含む): 139316544

約数和(自身を除く): 62097214

約数列:

[1, 2, 5, 10, 443, 886, 2215, 4430, 17431, 34862, 87155, 174310, 7721933, 15443866, 38609665, 77219330]

約数ペア:

[(1, 77219330), (2, 38609665), (5, 15443866), (10, 7721933), (443, 174310), (886, 87155), (2215, 34862), (4430, 17431)]