199702915

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1\times {\mathrm{2647}}^1$

素因数の和:2922

約数の個数: 16

約数和(自身を含む): 244039680

約数和(自身を除く): 44336765

約数列:

[1, 5, 79, 191, 395, 955, 2647, 13235, 15089, 75445, 209113, 505577, 1045565, 2527885, 39940583, 199702915]

約数ペア:

[(1, 199702915), (5, 39940583), (79, 2527885), (191, 1045565), (395, 505577), (955, 209113), (2647, 75445), (13235, 15089)]