2195900865

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1038251}}^1$

素因数の和:1038309

約数の個数: 24

約数和(自身を含む): 3887215488

約数和(自身を除く): 1691314623

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 1038251, 3114753, 5191255, 9344259, 15573765, 46721295, 48797797, 146393391, 243988985, 439180173, 731966955, 2195900865]

約数ペア:

[(1, 2195900865), (3, 731966955), (5, 439180173), (9, 243988985), (15, 146393391), (45, 48797797), (47, 46721295), (141, 15573765), (235, 9344259), (423, 5191255), (705, 3114753), (2115, 1038251)]