1861569459

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{534473}}^1$

素因数の和:534528

約数の個数: 20

約数和(自身を含む): 2845539576

約数和(自身を除く): 983970117

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 534473, 1603419, 4810257, 14430771, 22982339, 43292313, 68947017, 206841051, 620523153, 1861569459]

約数ペア:

[(1, 1861569459), (3, 620523153), (9, 206841051), (27, 68947017), (43, 43292313), (81, 22982339), (129, 14430771), (387, 4810257), (1161, 1603419), (3483, 534473)]