81131256

素因数分解:

$2^3\times 3^2\times {\mathrm{1126823}}^1$

素因数の和:1126835

約数の個数: 24

約数和(自身を含む): 219730680

約数和(自身を除く): 138599424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1126823, 2253646, 3380469, 4507292, 6760938, 9014584, 10141407, 13521876, 20282814, 27043752, 40565628, 81131256]

約数ペア:

[(1, 81131256), (2, 40565628), (3, 27043752), (4, 20282814), (6, 13521876), (8, 10141407), (9, 9014584), (12, 6760938), (18, 4507292), (24, 3380469), (36, 2253646), (72, 1126823)]