2011303915

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{180629}}^1$

素因数の和:180782

約数の個数: 16

約数和(自身を含む): 2575061280

約数和(自身を除く): 563757365

約数列:

[1, 5, 17, 85, 131, 655, 2227, 11135, 180629, 903145, 3070693, 15353465, 23662399, 118311995, 402260783, 2011303915]

約数ペア:

[(1, 2011303915), (5, 402260783), (17, 118311995), (85, 23662399), (131, 15353465), (655, 3070693), (2227, 903145), (11135, 180629)]