223856115

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{709}}^1$

素因数の和:852

約数の個数: 64

約数和(自身を含む): 427499520

約数和(自身を除く): 203643405

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 97, 105, 155, 217, 291, 465, 485, 651, 679, 709, 1085, 1455, 2037, 2127, 3007, 3255, 3395, 3545, 4963, 9021, 10185, 10635, 14889, 15035, 21049, 21979, 24815, 45105, 63147, 65937, 68773, 74445, 105245, 109895, 153853, 206319, 315735, 329685, 343865, 461559, 481411, 769265, 1031595, 1444233, 2131963, 2307795, 2407055, 6395889, 7221165, 10659815, 14923741, 31979445, 44771223, 74618705, 223856115]

約数ペア:

[(1, 223856115), (3, 74618705), (5, 44771223), (7, 31979445), (15, 14923741), (21, 10659815), (31, 7221165), (35, 6395889), (93, 2407055), (97, 2307795), (105, 2131963), (155, 1444233), (217, 1031595), (291, 769265), (465, 481411), (485, 461559), (651, 343865), (679, 329685), (709, 315735), (1085, 206319), (1455, 153853), (2037, 109895), (2127, 105245), (3007, 74445), (3255, 68773), (3395, 65937), (3545, 63147), (4963, 45105), (9021, 24815), (10185, 21979), (10635, 21049), (14889, 15035)]