28723605

素因数分解:

$3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{7451}}^1$

素因数の和:7716

約数の個数: 16

約数和(自身を含む): 46142784

約数和(自身を除く): 17419179

約数列:

[1, 3, 5, 15, 257, 771, 1285, 3855, 7451, 22353, 37255, 111765, 1914907, 5744721, 9574535, 28723605]

約数ペア:

[(1, 28723605), (3, 9574535), (5, 5744721), (15, 1914907), (257, 111765), (771, 37255), (1285, 22353), (3855, 7451)]