13778331

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{9241}}^1$

素因数の和:9322

約数の個数: 16

約数和(自身を含む): 21293568

約数和(自身を除く): 7515237

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 9241, 27723, 64687, 194061, 656111, 1968333, 4592777, 13778331]

約数ペア:

[(1, 13778331), (3, 4592777), (7, 1968333), (21, 656111), (71, 194061), (213, 64687), (497, 27723), (1491, 9241)]