81216984

素因数分解:

$2^3\times 3^1\times {\mathrm{1223}}^1\times {\mathrm{2767}}^1$

素因数の和:3999

約数の個数: 32

約数和(自身を含む): 203281920

約数和(自身を除く): 122064936

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 1223, 2446, 2767, 3669, 4892, 5534, 7338, 8301, 9784, 11068, 14676, 16602, 22136, 29352, 33204, 66408, 3384041, 6768082, 10152123, 13536164, 20304246, 27072328, 40608492, 81216984]

約数ペア:

[(1, 81216984), (2, 40608492), (3, 27072328), (4, 20304246), (6, 13536164), (8, 10152123), (12, 6768082), (24, 3384041), (1223, 66408), (2446, 33204), (2767, 29352), (3669, 22136), (4892, 16602), (5534, 14676), (7338, 11068), (8301, 9784)]