490703329

素因数分解:

${\mathrm{19}}^2\times {\mathrm{521}}^1\times {\mathrm{2609}}^1$

素因数の和:3168

約数の個数: 12

約数和(自身を含む): 519082020

約数和(自身を除く): 28378691

約数列:

[1, 19, 361, 521, 2609, 9899, 49571, 188081, 941849, 1359289, 25826491, 490703329]

約数ペア:

[(1, 490703329), (19, 25826491), (361, 1359289), (521, 941849), (2609, 188081), (9899, 49571)]