1311318253

素因数分解:

$7^2\times {\mathrm{131}}^1\times {\mathrm{281}}^1\times {\mathrm{727}}^1$

素因数の和:1153

約数の個数: 24

約数和(自身を含む): 1544647104

約数和(自身を除く): 233328851

約数列:

[1, 7, 49, 131, 281, 727, 917, 1967, 5089, 6419, 13769, 35623, 36811, 95237, 204287, 257677, 666659, 1430009, 1803739, 4666613, 10010063, 26761597, 187331179, 1311318253]

約数ペア:

[(1, 1311318253), (7, 187331179), (49, 26761597), (131, 10010063), (281, 4666613), (727, 1803739), (917, 1430009), (1967, 666659), (5089, 257677), (6419, 204287), (13769, 95237), (35623, 36811)]