15951357

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:290

約数の個数: 32

約数和(自身を含む): 24572160

約数和(自身を除く): 8620803

約数列:

[1, 3, 9, 27, 53, 71, 157, 159, 213, 471, 477, 639, 1413, 1431, 1917, 3763, 4239, 8321, 11147, 11289, 24963, 33441, 33867, 74889, 100323, 101601, 224667, 300969, 590791, 1772373, 5317119, 15951357]

約数ペア:

[(1, 15951357), (3, 5317119), (9, 1772373), (27, 590791), (53, 300969), (71, 224667), (157, 101601), (159, 100323), (213, 74889), (471, 33867), (477, 33441), (639, 24963), (1413, 11289), (1431, 11147), (1917, 8321), (3763, 4239)]