155511012

素因数分解:

$2^2\times 3^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1\times {\mathrm{419}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 367899840

約数和(自身を除く): 212388828

約数列:

[1, 2, 3, 4, 6, 12, 157, 197, 314, 394, 419, 471, 591, 628, 788, 838, 942, 1182, 1257, 1676, 1884, 2364, 2514, 5028, 30929, 61858, 65783, 82543, 92787, 123716, 131566, 165086, 185574, 197349, 247629, 263132, 330172, 371148, 394698, 495258, 789396, 990516, 12959251, 25918502, 38877753, 51837004, 77755506, 155511012]

約数ペア:

[(1, 155511012), (2, 77755506), (3, 51837004), (4, 38877753), (6, 25918502), (12, 12959251), (157, 990516), (197, 789396), (314, 495258), (394, 394698), (419, 371148), (471, 330172), (591, 263132), (628, 247629), (788, 197349), (838, 185574), (942, 165086), (1182, 131566), (1257, 123716), (1676, 92787), (1884, 82543), (2364, 65783), (2514, 61858), (5028, 30929)]