1388996852

素因数分解:

$2^2\times {\mathrm{41}}^2\times {\mathrm{251}}^1\times {\mathrm{823}}^1$

素因数の和:1160

約数の個数: 36

約数和(自身を含む): 2504442528

約数和(自身を除く): 1115445676

約数列:

[1, 2, 4, 41, 82, 164, 251, 502, 823, 1004, 1646, 1681, 3292, 3362, 6724, 10291, 20582, 33743, 41164, 67486, 134972, 206573, 413146, 421931, 826292, 843862, 1383463, 1687724, 2766926, 5533852, 8469493, 16938986, 33877972, 347249213, 694498426, 1388996852]

約数ペア:

[(1, 1388996852), (2, 694498426), (4, 347249213), (41, 33877972), (82, 16938986), (164, 8469493), (251, 5533852), (502, 2766926), (823, 1687724), (1004, 1383463), (1646, 843862), (1681, 826292), (3292, 421931), (3362, 413146), (6724, 206573), (10291, 134972), (20582, 67486), (33743, 41164)]