28135945

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{3181}}^1$

素因数の和:3276

約数の個数: 16

約数和(自身を含む): 35511120

約数和(自身を除く): 7375175

約数列:

[1, 5, 29, 61, 145, 305, 1769, 3181, 8845, 15905, 92249, 194041, 461245, 970205, 5627189, 28135945]

約数ペア:

[(1, 28135945), (5, 5627189), (29, 970205), (61, 461245), (145, 194041), (305, 92249), (1769, 15905), (3181, 8845)]