138640866

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8191}}^1$

素因数の和:8247

約数の個数: 64

約数和(自身を含む): 352321536

約数和(自身を除く): 213680670

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 62, 78, 91, 93, 182, 186, 217, 273, 403, 434, 546, 651, 806, 1209, 1302, 2418, 2821, 5642, 8191, 8463, 16382, 16926, 24573, 49146, 57337, 106483, 114674, 172011, 212966, 253921, 319449, 344022, 507842, 638898, 745381, 761763, 1490762, 1523526, 1777447, 2236143, 3300973, 3554894, 4472286, 5332341, 6601946, 9902919, 10664682, 19805838, 23106811, 46213622, 69320433, 138640866]

約数ペア:

[(1, 138640866), (2, 69320433), (3, 46213622), (6, 23106811), (7, 19805838), (13, 10664682), (14, 9902919), (21, 6601946), (26, 5332341), (31, 4472286), (39, 3554894), (42, 3300973), (62, 2236143), (78, 1777447), (91, 1523526), (93, 1490762), (182, 761763), (186, 745381), (217, 638898), (273, 507842), (403, 344022), (434, 319449), (546, 253921), (651, 212966), (806, 172011), (1209, 114674), (1302, 106483), (2418, 57337), (2821, 49146), (5642, 24573), (8191, 16926), (8463, 16382)]