81117117

素因数分解:

$3^2\times {\mathrm{1723}}^1\times {\mathrm{5231}}^1$

素因数の和:6960

約数の個数: 12

約数和(自身を含む): 117259584

約数和(自身を除く): 36142467

約数列:

[1, 3, 9, 1723, 5169, 5231, 15507, 15693, 47079, 9013013, 27039039, 81117117]

約数ペア:

[(1, 81117117), (3, 27039039), (9, 9013013), (1723, 47079), (5169, 15693), (5231, 15507)]