28335909

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{15161}}^1$

素因数の和:15260

約数の個数: 16

約数和(自身を含む): 43666560

約数和(自身を除く): 15330651

約数列:

[1, 3, 7, 21, 89, 267, 623, 1869, 15161, 45483, 106127, 318381, 1349329, 4047987, 9445303, 28335909]

約数ペア:

[(1, 28335909), (3, 9445303), (7, 4047987), (21, 1349329), (89, 318381), (267, 106127), (623, 45483), (1869, 15161)]