82904215

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{5431}}^1$

素因数の和:5550

約数の個数: 16

約数和(自身を含む): 103251456

約数和(自身を除く): 20347241

約数列:

[1, 5, 43, 71, 215, 355, 3053, 5431, 15265, 27155, 233533, 385601, 1167665, 1928005, 16580843, 82904215]

約数ペア:

[(1, 82904215), (5, 16580843), (43, 1928005), (71, 1167665), (215, 385601), (355, 233533), (3053, 27155), (5431, 15265)]