127788141

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{293}}^1$

素因数の和:573

約数の個数: 32

約数和(自身を含む): 188479872

約数和(自身を除く): 60691731

約数列:

[1, 3, 13, 39, 53, 159, 211, 293, 633, 689, 879, 2067, 2743, 3809, 8229, 11183, 11427, 15529, 33549, 46587, 61823, 145379, 185469, 201877, 436137, 605631, 803699, 2411097, 3276619, 9829857, 42596047, 127788141]

約数ペア:

[(1, 127788141), (3, 42596047), (13, 9829857), (39, 3276619), (53, 2411097), (159, 803699), (211, 605631), (293, 436137), (633, 201877), (689, 185469), (879, 145379), (2067, 61823), (2743, 46587), (3809, 33549), (8229, 15529), (11183, 11427)]