12780846

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{283}}^1$

素因数の和:497

約数の個数: 48

約数和(自身を含む): 30082416

約数和(自身を除く): 17301570

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 193, 234, 283, 386, 566, 579, 849, 1158, 1698, 1737, 2509, 2547, 3474, 3679, 5018, 5094, 7358, 7527, 11037, 15054, 22074, 22581, 33111, 45162, 54619, 66222, 109238, 163857, 327714, 491571, 710047, 983142, 1420094, 2130141, 4260282, 6390423, 12780846]

約数ペア:

[(1, 12780846), (2, 6390423), (3, 4260282), (6, 2130141), (9, 1420094), (13, 983142), (18, 710047), (26, 491571), (39, 327714), (78, 163857), (117, 109238), (193, 66222), (234, 54619), (283, 45162), (386, 33111), (566, 22581), (579, 22074), (849, 15054), (1158, 11037), (1698, 7527), (1737, 7358), (2509, 5094), (2547, 5018), (3474, 3679)]