643969968

素因数分解:

$2^4\times 3^1\times {\mathrm{163}}^1\times {\mathrm{82307}}^1$

素因数の和:82481

約数の個数: 40

約数和(自身を含む): 1673815488

約数和(自身を除く): 1029845520

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 163, 326, 489, 652, 978, 1304, 1956, 2608, 3912, 7824, 82307, 164614, 246921, 329228, 493842, 658456, 987684, 1316912, 1975368, 3950736, 13416041, 26832082, 40248123, 53664164, 80496246, 107328328, 160992492, 214656656, 321984984, 643969968]

約数ペア:

[(1, 643969968), (2, 321984984), (3, 214656656), (4, 160992492), (6, 107328328), (8, 80496246), (12, 53664164), (16, 40248123), (24, 26832082), (48, 13416041), (163, 3950736), (326, 1975368), (489, 1316912), (652, 987684), (978, 658456), (1304, 493842), (1956, 329228), (2608, 246921), (3912, 164614), (7824, 82307)]