142490888

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{3931}}^1$

素因数の和:4157

約数の個数: 32

約数和(自身を含む): 280272960

約数和(自身を除く): 137782072

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 197, 394, 788, 1576, 3931, 4531, 7862, 9062, 15724, 18124, 31448, 36248, 90413, 180826, 361652, 723304, 774407, 1548814, 3097628, 6195256, 17811361, 35622722, 71245444, 142490888]

約数ペア:

[(1, 142490888), (2, 71245444), (4, 35622722), (8, 17811361), (23, 6195256), (46, 3097628), (92, 1548814), (184, 774407), (197, 723304), (394, 361652), (788, 180826), (1576, 90413), (3931, 36248), (4531, 31448), (7862, 18124), (9062, 15724)]