199485845

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{161527}}^1$

素因数の和:161564

約数の個数: 16

約数和(自身を含む): 271367040

約数和(自身を除く): 71881195

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 161527, 807635, 2099851, 3069013, 10499255, 15345065, 39897169, 199485845]

約数ペア:

[(1, 199485845), (5, 39897169), (13, 15345065), (19, 10499255), (65, 3069013), (95, 2099851), (247, 807635), (1235, 161527)]