230031009

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{218453}}^1$

素因数の和:218478

約数の個数: 20

約数和(自身を含む): 370061076

約数和(自身を除く): 140030067

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 218453, 655359, 1966077, 2839889, 5898231, 8519667, 17694693, 25559001, 76677003, 230031009]

約数ペア:

[(1, 230031009), (3, 76677003), (9, 25559001), (13, 17694693), (27, 8519667), (39, 5898231), (81, 2839889), (117, 1966077), (351, 655359), (1053, 218453)]