11979828

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{347}}^1$

素因数の和:501

約数の個数: 72

約数和(自身を含む): 34961472

約数和(自身を除く): 22981644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 137, 252, 274, 347, 411, 548, 694, 822, 959, 1041, 1233, 1388, 1644, 1918, 2082, 2429, 2466, 2877, 3123, 3836, 4164, 4858, 4932, 5754, 6246, 7287, 8631, 9716, 11508, 12492, 14574, 17262, 21861, 29148, 34524, 43722, 47539, 87444, 95078, 142617, 190156, 285234, 332773, 427851, 570468, 665546, 855702, 998319, 1331092, 1711404, 1996638, 2994957, 3993276, 5989914, 11979828]

約数ペア:

[(1, 11979828), (2, 5989914), (3, 3993276), (4, 2994957), (6, 1996638), (7, 1711404), (9, 1331092), (12, 998319), (14, 855702), (18, 665546), (21, 570468), (28, 427851), (36, 332773), (42, 285234), (63, 190156), (84, 142617), (126, 95078), (137, 87444), (252, 47539), (274, 43722), (347, 34524), (411, 29148), (548, 21861), (694, 17262), (822, 14574), (959, 12492), (1041, 11508), (1233, 9716), (1388, 8631), (1644, 7287), (1918, 6246), (2082, 5754), (2429, 4932), (2466, 4858), (2877, 4164), (3123, 3836)]