81291216

素因数分解:

$2^4\times 3^1\times {\mathrm{929}}^1\times {\mathrm{1823}}^1$

素因数の和:2763

約数の個数: 40

約数和(自身を含む): 210343680

約数和(自身を除く): 129052464

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 929, 1823, 1858, 2787, 3646, 3716, 5469, 5574, 7292, 7432, 10938, 11148, 14584, 14864, 21876, 22296, 29168, 43752, 44592, 87504, 1693567, 3387134, 5080701, 6774268, 10161402, 13548536, 20322804, 27097072, 40645608, 81291216]

約数ペア:

[(1, 81291216), (2, 40645608), (3, 27097072), (4, 20322804), (6, 13548536), (8, 10161402), (12, 6774268), (16, 5080701), (24, 3387134), (48, 1693567), (929, 87504), (1823, 44592), (1858, 43752), (2787, 29168), (3646, 22296), (3716, 21876), (5469, 14864), (5574, 14584), (7292, 11148), (7432, 10938)]