664890716

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{14143}}^1$

素因数の和:14250

約数の個数: 48

約数和(自身を含む): 1406705664

約数和(自身を除く): 741814948

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 73, 92, 146, 161, 292, 322, 511, 644, 1022, 1679, 2044, 3358, 6716, 11753, 14143, 23506, 28286, 47012, 56572, 99001, 198002, 325289, 396004, 650578, 1032439, 1301156, 2064878, 2277023, 4129756, 4554046, 7227073, 9108092, 14454146, 23746097, 28908292, 47492194, 94984388, 166222679, 332445358, 664890716]

約数ペア:

[(1, 664890716), (2, 332445358), (4, 166222679), (7, 94984388), (14, 47492194), (23, 28908292), (28, 23746097), (46, 14454146), (73, 9108092), (92, 7227073), (146, 4554046), (161, 4129756), (292, 2277023), (322, 2064878), (511, 1301156), (644, 1032439), (1022, 650578), (1679, 396004), (2044, 325289), (3358, 198002), (6716, 99001), (11753, 56572), (14143, 47012), (23506, 28286)]