28561869

素因数分解:

$3^3\times 7^1\times {\mathrm{151121}}^1$

素因数の和:151137

約数の個数: 16

約数和(自身を含む): 48359040

約数和(自身を除く): 19797171

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 151121, 453363, 1057847, 1360089, 3173541, 4080267, 9520623, 28561869]

約数ペア:

[(1, 28561869), (3, 9520623), (7, 4080267), (9, 3173541), (21, 1360089), (27, 1057847), (63, 453363), (189, 151121)]