208889356

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{907}}^1$

素因数の和:1070

約数の個数: 48

約数和(自身を含む): 407190784

約数和(自身を除く): 198301428

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 103, 172, 206, 412, 559, 907, 1118, 1339, 1814, 2236, 2678, 3628, 4429, 5356, 8858, 11791, 17716, 23582, 39001, 47164, 57577, 78002, 93421, 115154, 156004, 186842, 230308, 373684, 507013, 1014026, 1214473, 2028052, 2428946, 4017103, 4857892, 8034206, 16068412, 52222339, 104444678, 208889356]

約数ペア:

[(1, 208889356), (2, 104444678), (4, 52222339), (13, 16068412), (26, 8034206), (43, 4857892), (52, 4017103), (86, 2428946), (103, 2028052), (172, 1214473), (206, 1014026), (412, 507013), (559, 373684), (907, 230308), (1118, 186842), (1339, 156004), (1814, 115154), (2236, 93421), (2678, 78002), (3628, 57577), (4429, 47164), (5356, 39001), (8858, 23582), (11791, 17716)]