28479915

素因数分解:

$3^2\times 5^1\times {\mathrm{769}}^1\times {\mathrm{823}}^1$

素因数の和:1603

約数の個数: 24

約数和(自身を含む): 49489440

約数和(自身を除く): 21009525

約数列:

[1, 3, 5, 9, 15, 45, 769, 823, 2307, 2469, 3845, 4115, 6921, 7407, 11535, 12345, 34605, 37035, 632887, 1898661, 3164435, 5695983, 9493305, 28479915]

約数ペア:

[(1, 28479915), (3, 9493305), (5, 5695983), (9, 3164435), (15, 1898661), (45, 632887), (769, 37035), (823, 34605), (2307, 12345), (2469, 11535), (3845, 7407), (4115, 6921)]