81080809

素因数分解:

${\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{479}}^1$

素因数の和:708

約数の個数: 16

約数和(自身を含む): 87552000

約数和(自身を除く): 6471191

約数列:

[1, 19, 59, 151, 479, 1121, 2869, 8909, 9101, 28261, 72329, 169271, 536959, 1374251, 4267411, 81080809]

約数ペア:

[(1, 81080809), (19, 4267411), (59, 1374251), (151, 536959), (479, 169271), (1121, 72329), (2869, 28261), (8909, 9101)]