128972211

素因数分解:

$3^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1\times {\mathrm{2777}}^1$

素因数の和:3030

約数の個数: 16

約数和(自身を含む): 174813984

約数和(自身を除く): 45841773

約数列:

[1, 3, 113, 137, 339, 411, 2777, 8331, 15481, 46443, 313801, 380449, 941403, 1141347, 42990737, 128972211]

約数ペア:

[(1, 128972211), (3, 42990737), (113, 1141347), (137, 941403), (339, 380449), (411, 313801), (2777, 46443), (8331, 15481)]