51205479

素因数分解:

$3^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{457}}^1$

素因数の和:516

約数の個数: 32

約数和(自身を含む): 78482880

約数和(自身を除く): 27277401

約数列:

[1, 3, 13, 17, 39, 51, 169, 221, 457, 507, 663, 1371, 2197, 2873, 5941, 6591, 7769, 8619, 17823, 23307, 37349, 77233, 100997, 112047, 231699, 302991, 1004029, 1312961, 3012087, 3938883, 17068493, 51205479]

約数ペア:

[(1, 51205479), (3, 17068493), (13, 3938883), (17, 3012087), (39, 1312961), (51, 1004029), (169, 302991), (221, 231699), (457, 112047), (507, 100997), (663, 77233), (1371, 37349), (2197, 23307), (2873, 17823), (5941, 8619), (6591, 7769)]