388614219

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1\times {\mathrm{1129}}^1$

素因数の和:1619

約数の個数: 32

約数和(自身を含む): 610091520

約数和(自身を除く): 221477301

約数列:

[1, 3, 7, 21, 37, 111, 259, 443, 777, 1129, 1329, 3101, 3387, 7903, 9303, 16391, 23709, 41773, 49173, 114737, 125319, 292411, 344211, 500147, 877233, 1500441, 3501029, 10503087, 18505439, 55516317, 129538073, 388614219]

約数ペア:

[(1, 388614219), (3, 129538073), (7, 55516317), (21, 18505439), (37, 10503087), (111, 3501029), (259, 1500441), (443, 877233), (777, 500147), (1129, 344211), (1329, 292411), (3101, 125319), (3387, 114737), (7903, 49173), (9303, 41773), (16391, 23709)]