222433245

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1\times {\mathrm{421}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 394992000

約数和(自身を除く): 172558755

約数列:

[1, 3, 5, 9, 15, 45, 59, 177, 199, 295, 421, 531, 597, 885, 995, 1263, 1791, 2105, 2655, 2985, 3789, 6315, 8955, 11741, 18945, 24839, 35223, 58705, 74517, 83779, 105669, 124195, 176115, 223551, 251337, 372585, 418895, 528345, 754011, 1117755, 1256685, 3770055, 4942961, 14828883, 24714805, 44486649, 74144415, 222433245]

約数ペア:

[(1, 222433245), (3, 74144415), (5, 44486649), (9, 24714805), (15, 14828883), (45, 4942961), (59, 3770055), (177, 1256685), (199, 1117755), (295, 754011), (421, 528345), (531, 418895), (597, 372585), (885, 251337), (995, 223551), (1263, 176115), (1791, 124195), (2105, 105669), (2655, 83779), (2985, 74517), (3789, 58705), (6315, 35223), (8955, 24839), (11741, 18945)]