28684065

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{51683}}^1$

素因数の和:51728

約数の個数: 16

約数和(自身を含む): 47135808

約数和(自身を除く): 18451743

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 51683, 155049, 258415, 775245, 1912271, 5736813, 9561355, 28684065]

約数ペア:

[(1, 28684065), (3, 9561355), (5, 5736813), (15, 1912271), (37, 775245), (111, 258415), (185, 155049), (555, 51683)]