201919907

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{3209}}^1$

素因数の和:3406

約数の個数: 16

約数和(自身を含む): 235742400

約数和(自身を除く): 33822493

約数列:

[1, 7, 89, 101, 623, 707, 3209, 8989, 22463, 62923, 285601, 324109, 1999207, 2268763, 28845701, 201919907]

約数ペア:

[(1, 201919907), (7, 28845701), (89, 2268763), (101, 1999207), (623, 324109), (707, 285601), (3209, 62923), (8989, 22463)]