204394645

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{2129}}^1$

素因数の和:2365

約数の個数: 32

約数和(自身を含む): 303448320

約数和(自身を除く): 99053675

約数列:

[1, 5, 7, 13, 35, 65, 91, 211, 455, 1055, 1477, 2129, 2743, 7385, 10645, 13715, 14903, 19201, 27677, 74515, 96005, 138385, 193739, 449219, 968695, 2246095, 3144533, 5839847, 15722665, 29199235, 40878929, 204394645]

約数ペア:

[(1, 204394645), (5, 40878929), (7, 29199235), (13, 15722665), (35, 5839847), (65, 3144533), (91, 2246095), (211, 968695), (455, 449219), (1055, 193739), (1477, 138385), (2129, 96005), (2743, 74515), (7385, 27677), (10645, 19201), (13715, 14903)]