81179889

素因数分解:

$3^1\times 7^1\times {\mathrm{739}}^1\times {\mathrm{5231}}^1$

素因数の和:5980

約数の個数: 16

約数和(自身を含む): 123893760

約数和(自身を除く): 42713871

約数列:

[1, 3, 7, 21, 739, 2217, 5173, 5231, 15519, 15693, 36617, 109851, 3865709, 11597127, 27059963, 81179889]

約数ペア:

[(1, 81179889), (3, 27059963), (7, 11597127), (21, 3865709), (739, 109851), (2217, 36617), (5173, 15693), (5231, 15519)]