199065895

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{80107}}^1$

素因数の和:80190

約数の個数: 16

約数和(自身を含む): 276853248

約数和(自身を除く): 77787353

約数列:

[1, 5, 7, 35, 71, 355, 497, 2485, 80107, 400535, 560749, 2803745, 5687597, 28437985, 39813179, 199065895]

約数ペア:

[(1, 199065895), (5, 39813179), (7, 28437985), (35, 5687597), (71, 2803745), (355, 560749), (497, 400535), (2485, 80107)]