66661966

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{571}}^1$

素因数の和:880

約数の個数: 32

約数和(自身を含む): 118609920

約数和(自身を除く): 51947954

約数列:

[1, 2, 7, 14, 31, 62, 217, 269, 434, 538, 571, 1142, 1883, 3766, 3997, 7994, 8339, 16678, 17701, 35402, 58373, 116746, 123907, 153599, 247814, 307198, 1075193, 2150386, 4761569, 9523138, 33330983, 66661966]

約数ペア:

[(1, 66661966), (2, 33330983), (7, 9523138), (14, 4761569), (31, 2150386), (62, 1075193), (217, 307198), (269, 247814), (434, 153599), (538, 123907), (571, 116746), (1142, 58373), (1883, 35402), (3766, 17701), (3997, 16678), (7994, 8339)]