8646261

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:205

約数の個数: 32

約数和(自身を含む): 13063680

約数和(自身を除く): 4417419

約数列:

[1, 3, 13, 39, 47, 53, 89, 141, 159, 267, 611, 689, 1157, 1833, 2067, 2491, 3471, 4183, 4717, 7473, 12549, 14151, 32383, 54379, 61321, 97149, 163137, 183963, 221699, 665097, 2882087, 8646261]

約数ペア:

[(1, 8646261), (3, 2882087), (13, 665097), (39, 221699), (47, 183963), (53, 163137), (89, 97149), (141, 61321), (159, 54379), (267, 32383), (611, 14151), (689, 12549), (1157, 7473), (1833, 4717), (2067, 4183), (2491, 3471)]