205870245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1960669}}^1$

素因数の和:1960684

約数の個数: 16

約数和(自身を含む): 376448640

約数和(自身を除く): 170578395

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1960669, 5882007, 9803345, 13724683, 29410035, 41174049, 68623415, 205870245]

約数ペア:

[(1, 205870245), (3, 68623415), (5, 41174049), (7, 29410035), (15, 13724683), (21, 9803345), (35, 5882007), (105, 1960669)]