2965809

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 5078016

約数和(自身を除く): 2112207

約数列:

[1, 3, 7, 11, 21, 33, 37, 77, 111, 231, 259, 347, 407, 777, 1041, 1221, 2429, 2849, 3817, 7287, 8547, 11451, 12839, 26719, 38517, 80157, 89873, 141229, 269619, 423687, 988603, 2965809]

約数ペア:

[(1, 2965809), (3, 988603), (7, 423687), (11, 269619), (21, 141229), (33, 89873), (37, 80157), (77, 38517), (111, 26719), (231, 12839), (259, 11451), (347, 8547), (407, 7287), (777, 3817), (1041, 2849), (1221, 2429)]