86975395

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{2081}}^1$

素因数の和:2742

約数の個数: 16

約数和(自身を含む): 112627872

約数和(自身を除く): 25652477

約数列:

[1, 5, 13, 65, 643, 2081, 3215, 8359, 10405, 27053, 41795, 135265, 1338083, 6690415, 17395079, 86975395]

約数ペア:

[(1, 86975395), (5, 17395079), (13, 6690415), (65, 1338083), (643, 135265), (2081, 41795), (3215, 27053), (8359, 10405)]