196247979

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{8377}}^1$

素因数の和:8539

約数の個数: 24

約数和(自身を含む): 300602640

約数和(自身を除く): 104354661

約数列:

[1, 3, 9, 19, 57, 137, 171, 411, 1233, 2603, 7809, 8377, 23427, 25131, 75393, 159163, 477489, 1147649, 1432467, 3442947, 10328841, 21805331, 65415993, 196247979]

約数ペア:

[(1, 196247979), (3, 65415993), (9, 21805331), (19, 10328841), (57, 3442947), (137, 1432467), (171, 1147649), (411, 477489), (1233, 159163), (2603, 75393), (7809, 25131), (8377, 23427)]