81106029

素因数分解:

$3^4\times {\mathrm{163}}^1\times {\mathrm{6143}}^1$

素因数の和:6318

約数の個数: 20

約数和(自身を含む): 121921536

約数和(自身を除く): 40815507

約数列:

[1, 3, 9, 27, 81, 163, 489, 1467, 4401, 6143, 13203, 18429, 55287, 165861, 497583, 1001309, 3003927, 9011781, 27035343, 81106029]

約数ペア:

[(1, 81106029), (3, 27035343), (9, 9011781), (27, 3003927), (81, 1001309), (163, 497583), (489, 165861), (1467, 55287), (4401, 18429), (6143, 13203)]