13487019

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 22364160

約数和(自身を除く): 8877141

約数列:

[1, 3, 7, 13, 21, 39, 91, 127, 273, 381, 389, 889, 1167, 1651, 2667, 2723, 4953, 5057, 8169, 11557, 15171, 34671, 35399, 49403, 106197, 148209, 345821, 642239, 1037463, 1926717, 4495673, 13487019]

約数ペア:

[(1, 13487019), (3, 4495673), (7, 1926717), (13, 1037463), (21, 642239), (39, 345821), (91, 148209), (127, 106197), (273, 49403), (381, 35399), (389, 34671), (889, 15171), (1167, 11557), (1651, 8169), (2667, 5057), (2723, 4953)]