290433258

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{393541}}^1$

素因数の和:393590

約数の個数: 24

約数和(自身を含む): 644621796

約数和(自身を除く): 354188538

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 393541, 787082, 1180623, 2361246, 3541869, 7083738, 16135181, 32270362, 48405543, 96811086, 145216629, 290433258]

約数ペア:

[(1, 290433258), (2, 145216629), (3, 96811086), (6, 48405543), (9, 32270362), (18, 16135181), (41, 7083738), (82, 3541869), (123, 2361246), (246, 1180623), (369, 787082), (738, 393541)]