289717827

素因数分解:

$3^1\times 7^1\times {\mathrm{877}}^1\times {\mathrm{15731}}^1$

素因数の和:16618

約数の個数: 16

約数和(自身を含む): 442006272

約数和(自身を除く): 152288445

約数列:

[1, 3, 7, 21, 877, 2631, 6139, 15731, 18417, 47193, 110117, 330351, 13796087, 41388261, 96572609, 289717827]

約数ペア:

[(1, 289717827), (3, 96572609), (7, 41388261), (21, 13796087), (877, 330351), (2631, 110117), (6139, 47193), (15731, 18417)]