81360591

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{90703}}^1$

素因数の和:90742

約数の個数: 16

約数和(自身を含む): 121906176

約数和(自身を除く): 40545585

約数列:

[1, 3, 13, 23, 39, 69, 299, 897, 90703, 272109, 1179139, 2086169, 3537417, 6258507, 27120197, 81360591]

約数ペア:

[(1, 81360591), (3, 27120197), (13, 6258507), (23, 3537417), (39, 2086169), (69, 1179139), (299, 272109), (897, 90703)]