214992743

素因数分解:

$7^4\times {\mathrm{151}}^1\times {\mathrm{593}}^1$

素因数の和:772

約数の個数: 20

約数和(自身を含む): 252896688

約数和(自身を除く): 37903945

約数列:

[1, 7, 49, 151, 343, 593, 1057, 2401, 4151, 7399, 29057, 51793, 89543, 203399, 362551, 626801, 1423793, 4387607, 30713249, 214992743]

約数ペア:

[(1, 214992743), (7, 30713249), (49, 4387607), (151, 1423793), (343, 626801), (593, 362551), (1057, 203399), (2401, 89543), (4151, 51793), (7399, 29057)]