12939685

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 18102528

約数和(自身を除く): 5162843

約数列:

[1, 5, 11, 23, 53, 55, 115, 193, 253, 265, 583, 965, 1219, 1265, 2123, 2915, 4439, 6095, 10229, 10615, 13409, 22195, 48829, 51145, 67045, 112519, 235267, 244145, 562595, 1176335, 2587937, 12939685]

約数ペア:

[(1, 12939685), (5, 2587937), (11, 1176335), (23, 562595), (53, 244145), (55, 235267), (115, 112519), (193, 67045), (253, 51145), (265, 48829), (583, 22195), (965, 13409), (1219, 10615), (1265, 10229), (2123, 6095), (2915, 4439)]