1284267951

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{87383}}^1$

素因数の和:87483

約数の個数: 24

約数和(自身を含む): 1962994176

約数和(自身を除く): 678726225

約数列:

[1, 3, 9, 23, 69, 71, 207, 213, 639, 1633, 4899, 14697, 87383, 262149, 786447, 2009809, 6029427, 6204193, 18088281, 18612579, 55837737, 142696439, 428089317, 1284267951]

約数ペア:

[(1, 1284267951), (3, 428089317), (9, 142696439), (23, 55837737), (69, 18612579), (71, 18088281), (207, 6204193), (213, 6029427), (639, 2009809), (1633, 786447), (4899, 262149), (14697, 87383)]