81466424

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{18217}}^1$

素因数の和:18279

約数の個数: 32

約数和(自身を含む): 168334320

約数和(自身を除く): 86867896

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 18217, 36434, 72868, 145736, 236821, 473642, 783331, 947284, 1566662, 1894568, 3133324, 6266648, 10183303, 20366606, 40733212, 81466424]

約数ペア:

[(1, 81466424), (2, 40733212), (4, 20366606), (8, 10183303), (13, 6266648), (26, 3133324), (43, 1894568), (52, 1566662), (86, 947284), (104, 783331), (172, 473642), (344, 236821), (559, 145736), (1118, 72868), (2236, 36434), (4472, 18217)]