12969918

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1289}}^1$

素因数の和:1353

約数の個数: 48

約数和(自身を含む): 30990960

約数和(自身を除く): 18021042

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 43, 78, 86, 117, 129, 234, 258, 387, 559, 774, 1118, 1289, 1677, 2578, 3354, 3867, 5031, 7734, 10062, 11601, 16757, 23202, 33514, 50271, 55427, 100542, 110854, 150813, 166281, 301626, 332562, 498843, 720551, 997686, 1441102, 2161653, 4323306, 6484959, 12969918]

約数ペア:

[(1, 12969918), (2, 6484959), (3, 4323306), (6, 2161653), (9, 1441102), (13, 997686), (18, 720551), (26, 498843), (39, 332562), (43, 301626), (78, 166281), (86, 150813), (117, 110854), (129, 100542), (234, 55427), (258, 50271), (387, 33514), (559, 23202), (774, 16757), (1118, 11601), (1289, 10062), (1677, 7734), (2578, 5031), (3354, 3867)]