1279528083

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{190321}}^1$

素因数の和:190416

約数の個数: 20

約数和(自身を含む): 1934432808

約数和(自身を除く): 654904725

約数列:

[1, 3, 9, 27, 81, 83, 249, 747, 2241, 6723, 190321, 570963, 1712889, 5138667, 15416001, 15796643, 47389929, 142169787, 426509361, 1279528083]

約数ペア:

[(1, 1279528083), (3, 426509361), (9, 142169787), (27, 47389929), (81, 15796643), (83, 15416001), (249, 5138667), (747, 1712889), (2241, 570963), (6723, 190321)]