25189580087

素因数分解:

$7^4\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{2861}}^1$

素因数の和:3101

約数の個数: 40

約数和(自身を含む): 31103872560

約数和(自身を除く): 5914292473

約数列:

[1, 7, 19, 49, 133, 193, 343, 931, 1351, 2401, 2861, 3667, 6517, 9457, 20027, 25669, 45619, 54359, 66199, 140189, 179683, 380513, 463393, 552173, 981323, 1257781, 2663591, 3865211, 6869261, 8804467, 10491287, 18645137, 27056477, 73439009, 130515959, 189395339, 514073063, 1325767373, 3598511441, 25189580087]

約数ペア:

[(1, 25189580087), (7, 3598511441), (19, 1325767373), (49, 514073063), (133, 189395339), (193, 130515959), (343, 73439009), (931, 27056477), (1351, 18645137), (2401, 10491287), (2861, 8804467), (3667, 6869261), (6517, 3865211), (9457, 2663591), (20027, 1257781), (25669, 981323), (45619, 552173), (54359, 463393), (66199, 380513), (140189, 179683)]