126956005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3919}}^1$

素因数の和:3985

約数の個数: 32

約数和(自身を含む): 180633600

約数和(自身を除く): 53677595

約数列:

[1, 5, 11, 19, 31, 55, 95, 155, 209, 341, 589, 1045, 1705, 2945, 3919, 6479, 19595, 32395, 43109, 74461, 121489, 215545, 372305, 607445, 819071, 1336379, 2308291, 4095355, 6681895, 11541455, 25391201, 126956005]

約数ペア:

[(1, 126956005), (5, 25391201), (11, 11541455), (19, 6681895), (31, 4095355), (55, 2308291), (95, 1336379), (155, 819071), (209, 607445), (341, 372305), (589, 215545), (1045, 121489), (1705, 74461), (2945, 43109), (3919, 32395), (6479, 19595)]