64660981

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1259}}^1$

素因数の和:1329

約数の個数: 32

約数和(自身を含む): 87091200

約数和(自身を除く): 22430219

約数列:

[1, 7, 11, 23, 29, 77, 161, 203, 253, 319, 667, 1259, 1771, 2233, 4669, 7337, 8813, 13849, 28957, 36511, 51359, 96943, 202699, 255577, 318527, 401621, 839753, 2229689, 2811347, 5878271, 9237283, 64660981]

約数ペア:

[(1, 64660981), (7, 9237283), (11, 5878271), (23, 2811347), (29, 2229689), (77, 839753), (161, 401621), (203, 318527), (253, 255577), (319, 202699), (667, 96943), (1259, 51359), (1771, 36511), (2233, 28957), (4669, 13849), (7337, 8813)]