17120061

素因数分解:

$3^2\times 7^2\times {\mathrm{38821}}^1$

素因数の和:38841

約数の個数: 18

約数和(自身を含む): 28767102

約数和(自身を除く): 11647041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 38821, 116463, 271747, 349389, 815241, 1902229, 2445723, 5706687, 17120061]

約数ペア:

[(1, 17120061), (3, 5706687), (7, 2445723), (9, 1902229), (21, 815241), (49, 349389), (63, 271747), (147, 116463), (441, 38821)]