247054638

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^2\times {\mathrm{277}}^1\times {\mathrm{281}}^1$

素因数の和:609

約数の個数: 48

約数和(自身を含む): 520235856

約数和(自身を除く): 273181218

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 277, 281, 529, 554, 562, 831, 843, 1058, 1587, 1662, 1686, 3174, 6371, 6463, 12742, 12926, 19113, 19389, 38226, 38778, 77837, 146533, 148649, 155674, 233511, 293066, 297298, 439599, 445947, 467022, 879198, 891894, 1790251, 3580502, 5370753, 10741506, 41175773, 82351546, 123527319, 247054638]

約数ペア:

[(1, 247054638), (2, 123527319), (3, 82351546), (6, 41175773), (23, 10741506), (46, 5370753), (69, 3580502), (138, 1790251), (277, 891894), (281, 879198), (529, 467022), (554, 445947), (562, 439599), (831, 297298), (843, 293066), (1058, 233511), (1587, 155674), (1662, 148649), (1686, 146533), (3174, 77837), (6371, 38778), (6463, 38226), (12742, 19389), (12926, 19113)]