201925915

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{21023}}^1$

素因数の和:21158

約数の個数: 16

約数和(自身を含む): 258847488

約数和(自身を除く): 56921573

約数列:

[1, 5, 17, 85, 113, 565, 1921, 9605, 21023, 105115, 357391, 1786955, 2375599, 11877995, 40385183, 201925915]

約数ペア:

[(1, 201925915), (5, 40385183), (17, 11877995), (85, 2375599), (113, 1786955), (565, 357391), (1921, 105115), (9605, 21023)]