156765861

素因数分解:

$3^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4007}}^1$

素因数の和:4052

約数の個数: 48

約数和(自身を含む): 280111104

約数和(自身を除く): 123345243

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 243, 483, 567, 621, 1449, 1701, 1863, 4007, 4347, 5589, 12021, 13041, 28049, 36063, 39123, 84147, 92161, 108189, 252441, 276483, 324567, 645127, 757323, 829449, 973701, 1935381, 2271969, 2488347, 5806143, 6815907, 7465041, 17418429, 22395123, 52255287, 156765861]

約数ペア:

[(1, 156765861), (3, 52255287), (7, 22395123), (9, 17418429), (21, 7465041), (23, 6815907), (27, 5806143), (63, 2488347), (69, 2271969), (81, 1935381), (161, 973701), (189, 829449), (207, 757323), (243, 645127), (483, 324567), (567, 276483), (621, 252441), (1449, 108189), (1701, 92161), (1863, 84147), (4007, 39123), (4347, 36063), (5589, 28049), (12021, 13041)]