166283019

素因数分解:

$3^2\times 7^2\times {\mathrm{377059}}^1$

素因数の和:377079

約数の個数: 18

約数和(自身を含む): 279401460

約数和(自身を除く): 113118441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 377059, 1131177, 2639413, 3393531, 7918239, 18475891, 23754717, 55427673, 166283019]

約数ペア:

[(1, 166283019), (3, 55427673), (7, 23754717), (9, 18475891), (21, 7918239), (49, 3393531), (63, 2639413), (147, 1131177), (441, 377059)]