2109551495

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{3701}}^1\times {\mathrm{3931}}^1$

素因数の和:7666

約数の個数: 16

約数和(自身を含む): 2620127520

約数和(自身を除く): 510576025

約数列:

[1, 5, 29, 145, 3701, 3931, 18505, 19655, 107329, 113999, 536645, 569995, 14548631, 72743155, 421910299, 2109551495]

約数ペア:

[(1, 2109551495), (5, 421910299), (29, 72743155), (145, 14548631), (3701, 569995), (3931, 536645), (18505, 113999), (19655, 107329)]