81626913

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{51241}}^1$

素因数の和:51309

約数の個数: 16

約数和(自身を含む): 122980800

約数和(自身を除く): 41353887

約数列:

[1, 3, 9, 27, 59, 177, 531, 1593, 51241, 153723, 461169, 1383507, 3023219, 9069657, 27208971, 81626913]

約数ペア:

[(1, 81626913), (3, 27208971), (9, 9069657), (27, 3023219), (59, 1383507), (177, 461169), (531, 153723), (1593, 51241)]