84688191

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{22037}}^1$

素因数の和:22111

約数の個数: 24

約数和(自身を含む): 142101024

約数和(自身を除く): 57412833

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 22037, 66111, 154259, 198333, 462777, 1344257, 1388331, 4032771, 9409799, 12098313, 28229397, 84688191]

約数ペア:

[(1, 84688191), (3, 28229397), (7, 12098313), (9, 9409799), (21, 4032771), (61, 1388331), (63, 1344257), (183, 462777), (427, 198333), (549, 154259), (1281, 66111), (3843, 22037)]