388582642

素因数分解:

$2^1\times 7^4\times {\mathrm{19}}^1\times {\mathrm{4259}}^1$

素因数の和:4308

約数の個数: 40

約数和(自身を含む): 715935600

約数和(自身を除く): 327352958

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 343, 686, 931, 1862, 2401, 4259, 4802, 6517, 8518, 13034, 29813, 45619, 59626, 80921, 91238, 161842, 208691, 417382, 566447, 1132894, 1460837, 2921674, 3965129, 7930258, 10225859, 20451718, 27755903, 55511806, 194291321, 388582642]

約数ペア:

[(1, 388582642), (2, 194291321), (7, 55511806), (14, 27755903), (19, 20451718), (38, 10225859), (49, 7930258), (98, 3965129), (133, 2921674), (266, 1460837), (343, 1132894), (686, 566447), (931, 417382), (1862, 208691), (2401, 161842), (4259, 91238), (4802, 80921), (6517, 59626), (8518, 45619), (13034, 29813)]