3840249

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 6414336

約数和(自身を除く): 2574087

約数列:

[1, 3, 7, 17, 21, 31, 51, 93, 119, 217, 347, 357, 527, 651, 1041, 1581, 2429, 3689, 5899, 7287, 10757, 11067, 17697, 32271, 41293, 75299, 123879, 182869, 225897, 548607, 1280083, 3840249]

約数ペア:

[(1, 3840249), (3, 1280083), (7, 548607), (17, 225897), (21, 182869), (31, 123879), (51, 75299), (93, 41293), (119, 32271), (217, 17697), (347, 11067), (357, 10757), (527, 7287), (651, 5899), (1041, 3689), (1581, 2429)]