81038808

素因数分解:

$2^3\times 3^2\times {\mathrm{1125539}}^1$

素因数の和:1125551

約数の個数: 24

約数和(自身を含む): 219480300

約数和(自身を除く): 138441492

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1125539, 2251078, 3376617, 4502156, 6753234, 9004312, 10129851, 13506468, 20259702, 27012936, 40519404, 81038808]

約数ペア:

[(1, 81038808), (2, 40519404), (3, 27012936), (4, 20259702), (6, 13506468), (8, 10129851), (9, 9004312), (12, 6753234), (18, 4502156), (24, 3376617), (36, 2251078), (72, 1125539)]