81504038

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{3371}}^1$

素因数の和:3548

約数の個数: 32

約数和(自身を含む): 153439488

約数和(自身を除く): 71935450

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 157, 314, 1099, 1727, 2198, 3371, 3454, 6742, 12089, 23597, 24178, 37081, 47194, 74162, 259567, 519134, 529247, 1058494, 3704729, 5821717, 7409458, 11643434, 40752019, 81504038]

約数ペア:

[(1, 81504038), (2, 40752019), (7, 11643434), (11, 7409458), (14, 5821717), (22, 3704729), (77, 1058494), (154, 529247), (157, 519134), (314, 259567), (1099, 74162), (1727, 47194), (2198, 37081), (3371, 24178), (3454, 23597), (6742, 12089)]