293668557

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{63277}}^1$

素因数の和:63317

約数の個数: 32

約数和(自身を含む): 510273792

約数和(自身を除く): 216605235

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 63277, 189831, 442939, 822601, 1075709, 1328817, 2467803, 3227127, 5758207, 7529963, 13984217, 17274621, 22589889, 41952651, 97889519, 293668557]

約数ペア:

[(1, 293668557), (3, 97889519), (7, 41952651), (13, 22589889), (17, 17274621), (21, 13984217), (39, 7529963), (51, 5758207), (91, 3227127), (119, 2467803), (221, 1328817), (273, 1075709), (357, 822601), (663, 442939), (1547, 189831), (4641, 63277)]