28105191

素因数分解:

$3^3\times {\mathrm{571}}^1\times {\mathrm{1823}}^1$

素因数の和:2403

約数の個数: 16

約数和(自身を含む): 41733120

約数和(自身を除く): 13627929

約数列:

[1, 3, 9, 27, 571, 1713, 1823, 5139, 5469, 15417, 16407, 49221, 1040933, 3122799, 9368397, 28105191]

約数ペア:

[(1, 28105191), (3, 9368397), (9, 3122799), (27, 1040933), (571, 49221), (1713, 16407), (1823, 15417), (5139, 5469)]