2623387

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{43}}^1$

素因数の和:107

約数の個数: 18

約数和(自身を含む): 3067812

約数和(自身を除く): 444425

約数列:

[1, 13, 19, 43, 169, 247, 361, 559, 817, 3211, 4693, 7267, 10621, 15523, 61009, 138073, 201799, 2623387]

約数ペア:

[(1, 2623387), (13, 201799), (19, 138073), (43, 61009), (169, 15523), (247, 10621), (361, 7267), (559, 4693), (817, 3211)]