31954293

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 55036800

約数和(自身を除く): 23082507

約数列:

[1, 3, 7, 9, 21, 41, 63, 89, 123, 139, 267, 287, 369, 417, 623, 801, 861, 973, 1251, 1869, 2583, 2919, 3649, 5607, 5699, 8757, 10947, 12371, 17097, 25543, 32841, 37113, 39893, 51291, 76629, 86597, 111339, 119679, 229887, 259791, 359037, 507211, 779373, 1521633, 3550477, 4564899, 10651431, 31954293]

約数ペア:

[(1, 31954293), (3, 10651431), (7, 4564899), (9, 3550477), (21, 1521633), (41, 779373), (63, 507211), (89, 359037), (123, 259791), (139, 229887), (267, 119679), (287, 111339), (369, 86597), (417, 76629), (623, 51291), (801, 39893), (861, 37113), (973, 32841), (1251, 25543), (1869, 17097), (2583, 12371), (2919, 10947), (3649, 8757), (5607, 5699)]