12539853

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:215

約数の個数: 40

約数和(自身を含む): 20072448

約数和(自身を除く): 7532595

約数列:

[1, 3, 9, 23, 27, 53, 69, 81, 127, 159, 207, 381, 477, 621, 1143, 1219, 1431, 1863, 2921, 3429, 3657, 4293, 6731, 8763, 10287, 10971, 20193, 26289, 32913, 60579, 78867, 98739, 154813, 181737, 236601, 464439, 545211, 1393317, 4179951, 12539853]

約数ペア:

[(1, 12539853), (3, 4179951), (9, 1393317), (23, 545211), (27, 464439), (53, 236601), (69, 181737), (81, 154813), (127, 98739), (159, 78867), (207, 60579), (381, 32913), (477, 26289), (621, 20193), (1143, 10971), (1219, 10287), (1431, 8763), (1863, 6731), (2921, 4293), (3429, 3657)]