28019395

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{4999}}^1$

素因数の和:5082

約数の個数: 16

約数和(自身を含む): 36000000

約数和(自身を除く): 7980605

約数列:

[1, 5, 19, 59, 95, 295, 1121, 4999, 5605, 24995, 94981, 294941, 474905, 1474705, 5603879, 28019395]

約数ペア:

[(1, 28019395), (5, 5603879), (19, 1474705), (59, 474905), (95, 294941), (295, 94981), (1121, 24995), (4999, 5605)]