121911993

素因数分解:

$3^3\times 7^1\times {\mathrm{645037}}^1$

素因数の和:645053

約数の個数: 16

約数和(自身を含む): 206412160

約数和(自身を除く): 84500167

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 645037, 1935111, 4515259, 5805333, 13545777, 17415999, 40637331, 121911993]

約数ペア:

[(1, 121911993), (3, 40637331), (7, 17415999), (9, 13545777), (21, 5805333), (27, 4515259), (63, 1935111), (189, 645037)]