28689969

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{124199}}^1$

素因数の和:124220

約数の個数: 16

約数和(自身を含む): 47692800

約数和(自身を除く): 19002831

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 124199, 372597, 869393, 1366189, 2608179, 4098567, 9563323, 28689969]

約数ペア:

[(1, 28689969), (3, 9563323), (7, 4098567), (11, 2608179), (21, 1366189), (33, 869393), (77, 372597), (231, 124199)]