81309738

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{11117}}^1$

素因数の和:11198

約数の個数: 32

約数和(自身を含む): 172907136

約数和(自身を除く): 91597398

約数列:

[1, 2, 3, 6, 23, 46, 53, 69, 106, 138, 159, 318, 1219, 2438, 3657, 7314, 11117, 22234, 33351, 66702, 255691, 511382, 589201, 767073, 1178402, 1534146, 1767603, 3535206, 13551623, 27103246, 40654869, 81309738]

約数ペア:

[(1, 81309738), (2, 40654869), (3, 27103246), (6, 13551623), (23, 3535206), (46, 1767603), (53, 1534146), (69, 1178402), (106, 767073), (138, 589201), (159, 511382), (318, 255691), (1219, 66702), (2438, 33351), (3657, 22234), (7314, 11117)]