28238877

素因数分解:

$3^2\times {\mathrm{53}}^2\times {\mathrm{1117}}^1$

素因数の和:1229

約数の個数: 18

約数和(自身を含む): 41610842

約数和(自身を除く): 13371965

約数列:

[1, 3, 9, 53, 159, 477, 1117, 2809, 3351, 8427, 10053, 25281, 59201, 177603, 532809, 3137653, 9412959, 28238877]

約数ペア:

[(1, 28238877), (3, 9412959), (9, 3137653), (53, 532809), (159, 177603), (477, 59201), (1117, 25281), (2809, 10053), (3351, 8427)]