247930275

素因数分解:

$3^1\times 5^2\times {\mathrm{211}}^1\times {\mathrm{15667}}^1$

素因数の和:15891

約数の個数: 24

約数和(自身を含む): 411880384

約数和(自身を除く): 163950109

約数列:

[1, 3, 5, 15, 25, 75, 211, 633, 1055, 3165, 5275, 15667, 15825, 47001, 78335, 235005, 391675, 1175025, 3305737, 9917211, 16528685, 49586055, 82643425, 247930275]

約数ペア:

[(1, 247930275), (3, 82643425), (5, 49586055), (15, 16528685), (25, 9917211), (75, 3305737), (211, 1175025), (633, 391675), (1055, 235005), (3165, 78335), (5275, 47001), (15667, 15825)]