28730685

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{51767}}^1$

素因数の和:51812

約数の個数: 16

約数和(自身を含む): 47212416

約数和(自身を除く): 18481731

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 51767, 155301, 258835, 776505, 1915379, 5746137, 9576895, 28730685]

約数ペア:

[(1, 28730685), (3, 9576895), (5, 5746137), (15, 1915379), (37, 776505), (111, 258835), (185, 155301), (555, 51767)]