289401057

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 466667136

約数和(自身を除く): 177266079

約数列:

[1, 3, 9, 11, 33, 99, 101, 103, 281, 303, 309, 843, 909, 927, 1111, 1133, 2529, 3091, 3333, 3399, 9273, 9999, 10197, 10403, 27819, 28381, 28943, 31209, 85143, 86829, 93627, 114433, 255429, 260487, 312191, 318373, 343299, 936573, 955119, 1029897, 2809719, 2865357, 2923243, 8769729, 26309187, 32155673, 96467019, 289401057]

約数ペア:

[(1, 289401057), (3, 96467019), (9, 32155673), (11, 26309187), (33, 8769729), (99, 2923243), (101, 2865357), (103, 2809719), (281, 1029897), (303, 955119), (309, 936573), (843, 343299), (909, 318373), (927, 312191), (1111, 260487), (1133, 255429), (2529, 114433), (3091, 93627), (3333, 86829), (3399, 85143), (9273, 31209), (9999, 28943), (10197, 28381), (10403, 27819)]