247805.0000000

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{15991}}^1$

素因数の和:16041

約数の個数: 24

約数和(自身を含む): 19702144

約数和(自身を除く): 11450788

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 15991, 31982, 47973, 63964, 95946, 191892, 687613, 1375226, 2062839, 2750452, 4125678, 8251356]

約数ペア:

[(1, 8251356), (2, 4125678), (3, 2750452), (4, 2062839), (6, 1375226), (12, 687613), (43, 191892), (86, 95946), (129, 63964), (172, 47973), (258, 31982), (516, 15991)]