123772005

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{392927}}^1$

素因数の和:392945

約数の個数: 24

約数和(自身を含む): 245187072

約数和(自身を除く): 121415067

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 392927, 1178781, 1964635, 2750489, 3536343, 5893905, 8251467, 13752445, 17681715, 24754401, 41257335, 123772005]

約数ペア:

[(1, 123772005), (3, 41257335), (5, 24754401), (7, 17681715), (9, 13752445), (15, 8251467), (21, 5893905), (35, 3536343), (45, 2750489), (63, 1964635), (105, 1178781), (315, 392927)]