660856318

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:556

約数の個数: 32

約数和(自身を含む): 1021759200

約数和(自身を除く): 360902882

約数列:

[1, 2, 109, 113, 139, 193, 218, 226, 278, 386, 12317, 15151, 15707, 21037, 21809, 24634, 26827, 30302, 31414, 42074, 43618, 53654, 1712063, 2377181, 2924143, 3031451, 3424126, 4754362, 5848286, 6062902, 330428159, 660856318]

約数ペア:

[(1, 660856318), (2, 330428159), (109, 6062902), (113, 5848286), (139, 4754362), (193, 3424126), (218, 3031451), (226, 2924143), (278, 2377181), (386, 1712063), (12317, 53654), (15151, 43618), (15707, 42074), (21037, 31414), (21809, 30302), (24634, 26827)]