2019898139

素因数分解:

$7^2\times {\mathrm{613}}^1\times {\mathrm{67247}}^1$

素因数の和:67874

約数の個数: 12

約数和(自身を含む): 2353545504

約数和(自身を除く): 333647365

約数列:

[1, 7, 49, 613, 4291, 30037, 67247, 470729, 3295103, 41222411, 288556877, 2019898139]

約数ペア:

[(1, 2019898139), (7, 288556877), (49, 41222411), (613, 3295103), (4291, 470729), (30037, 67247)]