247233486

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{6971}}^1$

素因数の和:7256

約数の個数: 32

約数和(自身を含む): 518047488

約数和(自身を除く): 270814002

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 257, 514, 771, 1542, 5911, 6971, 11822, 13942, 17733, 20913, 35466, 41826, 160333, 320666, 480999, 961998, 1791547, 3583094, 5374641, 10749282, 41205581, 82411162, 123616743, 247233486]

約数ペア:

[(1, 247233486), (2, 123616743), (3, 82411162), (6, 41205581), (23, 10749282), (46, 5374641), (69, 3583094), (138, 1791547), (257, 961998), (514, 480999), (771, 320666), (1542, 160333), (5911, 41826), (6971, 35466), (11822, 20913), (13942, 17733)]