28274535

素因数分解:

$3^3\times 5^1\times {\mathrm{209441}}^1$

素因数の和:209455

約数の個数: 16

約数和(自身を含む): 50266080

約数和(自身を除く): 21991545

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 209441, 628323, 1047205, 1884969, 3141615, 5654907, 9424845, 28274535]

約数ペア:

[(1, 28274535), (3, 9424845), (5, 5654907), (9, 3141615), (15, 1884969), (27, 1047205), (45, 628323), (135, 209441)]