81648558

素因数分解:

$2^1\times 3^2\times {\mathrm{1459}}^1\times {\mathrm{3109}}^1$

素因数の和:4576

約数の個数: 24

約数和(自身を含む): 177083400

約数和(自身を除く): 95434842

約数列:

[1, 2, 3, 6, 9, 18, 1459, 2918, 3109, 4377, 6218, 8754, 9327, 13131, 18654, 26262, 27981, 55962, 4536031, 9072062, 13608093, 27216186, 40824279, 81648558]

約数ペア:

[(1, 81648558), (2, 40824279), (3, 27216186), (6, 13608093), (9, 9072062), (18, 4536031), (1459, 55962), (2918, 27981), (3109, 26262), (4377, 18654), (6218, 13131), (8754, 9327)]