388587717

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{2311}}^1$

素因数の和:2498

約数の個数: 48

約数和(自身を含む): 683834112

約数和(自身を除く): 295246395

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 157, 357, 471, 1071, 1099, 1413, 2311, 2669, 3297, 6933, 8007, 9891, 16177, 18683, 20799, 24021, 39287, 48531, 56049, 117861, 145593, 168147, 275009, 353583, 362827, 825027, 1088481, 2475081, 2539789, 3265443, 6168059, 7619367, 18504177, 22858101, 43176413, 55512531, 129529239, 388587717]

約数ペア:

[(1, 388587717), (3, 129529239), (7, 55512531), (9, 43176413), (17, 22858101), (21, 18504177), (51, 7619367), (63, 6168059), (119, 3265443), (153, 2539789), (157, 2475081), (357, 1088481), (471, 825027), (1071, 362827), (1099, 353583), (1413, 275009), (2311, 168147), (2669, 145593), (3297, 117861), (6933, 56049), (8007, 48531), (9891, 39287), (16177, 24021), (18683, 20799)]