81253139

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{12541}}^1$

素因数の和:12602

約数の個数: 16

約数和(自身を含む): 96322560

約数和(自身を除く): 15069421

約数列:

[1, 11, 19, 31, 209, 341, 589, 6479, 12541, 137951, 238279, 388771, 2621069, 4276481, 7386649, 81253139]

約数ペア:

[(1, 81253139), (11, 7386649), (19, 4276481), (31, 2621069), (209, 388771), (341, 238279), (589, 137951), (6479, 12541)]