2231845

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:82

約数の個数: 48

約数和(自身を含む): 3677184

約数和(自身を除く): 1445339

約数列:

[1, 5, 7, 11, 17, 31, 35, 55, 77, 85, 119, 121, 155, 187, 217, 341, 385, 527, 595, 605, 847, 935, 1085, 1309, 1705, 2057, 2387, 2635, 3689, 3751, 4235, 5797, 6545, 10285, 11935, 14399, 18445, 18755, 26257, 28985, 40579, 63767, 71995, 131285, 202895, 318835, 446369, 2231845]

約数ペア:

[(1, 2231845), (5, 446369), (7, 318835), (11, 202895), (17, 131285), (31, 71995), (35, 63767), (55, 40579), (77, 28985), (85, 26257), (119, 18755), (121, 18445), (155, 14399), (187, 11935), (217, 10285), (341, 6545), (385, 5797), (527, 4235), (595, 3751), (605, 3689), (847, 2635), (935, 2387), (1085, 2057), (1309, 1705)]