12980331

素因数分解:

$3^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{587}}^1$

素因数の和:622

約数の個数: 48

約数和(自身を含む): 23971584

約数和(自身を除く): 10991253

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 243, 273, 351, 567, 587, 819, 1053, 1701, 1761, 2457, 3159, 4109, 5283, 7371, 7631, 12327, 15849, 22113, 22893, 36981, 47547, 53417, 68679, 110943, 142641, 160251, 206037, 332829, 480753, 618111, 998487, 1442259, 1854333, 4326777, 12980331]

約数ペア:

[(1, 12980331), (3, 4326777), (7, 1854333), (9, 1442259), (13, 998487), (21, 618111), (27, 480753), (39, 332829), (63, 206037), (81, 160251), (91, 142641), (117, 110943), (189, 68679), (243, 53417), (273, 47547), (351, 36981), (567, 22893), (587, 22113), (819, 15849), (1053, 12327), (1701, 7631), (1761, 7371), (2457, 5283), (3159, 4109)]