81305433

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{5231}}^1$

素因数の和:5405

約数の個数: 24

約数和(自身を含む): 128958336

約数和(自身を除く): 47652903

約数列:

[1, 3, 9, 11, 33, 99, 157, 471, 1413, 1727, 5181, 5231, 15543, 15693, 47079, 57541, 172623, 517869, 821267, 2463801, 7391403, 9033937, 27101811, 81305433]

約数ペア:

[(1, 81305433), (3, 27101811), (9, 9033937), (11, 7391403), (33, 2463801), (99, 821267), (157, 517869), (471, 172623), (1413, 57541), (1727, 47079), (5181, 15693), (5231, 15543)]