20160970347

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1\times {\mathrm{37201}}^1$

素因数の和:37539

約数の個数: 32

約数和(自身を含む): 31113967104

約数和(自身を除く): 10952996757

約数列:

[1, 3, 7, 21, 131, 197, 393, 591, 917, 1379, 2751, 4137, 25807, 37201, 77421, 111603, 180649, 260407, 541947, 781221, 4873331, 7328597, 14619993, 21985791, 34113317, 51300179, 102339951, 153900537, 960046207, 2880138621, 6720323449, 20160970347]

約数ペア:

[(1, 20160970347), (3, 6720323449), (7, 2880138621), (21, 960046207), (131, 153900537), (197, 102339951), (393, 51300179), (591, 34113317), (917, 21985791), (1379, 14619993), (2751, 7328597), (4137, 4873331), (25807, 781221), (37201, 541947), (77421, 260407), (111603, 180649)]