20151707229

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{17377}}^1$

素因数の和:17631

約数の個数: 40

約数和(自身を含む): 30615865280

約数和(自身を除く): 10464158051

約数列:

[1, 3, 9, 27, 81, 103, 139, 309, 417, 927, 1251, 2781, 3753, 8343, 11259, 14317, 17377, 42951, 52131, 128853, 156393, 386559, 469179, 1159677, 1407537, 1789831, 2415403, 5369493, 7246209, 16108479, 21738627, 48325437, 65215881, 144976311, 195647643, 248786509, 746359527, 2239078581, 6717235743, 20151707229]

約数ペア:

[(1, 20151707229), (3, 6717235743), (9, 2239078581), (27, 746359527), (81, 248786509), (103, 195647643), (139, 144976311), (309, 65215881), (417, 48325437), (927, 21738627), (1251, 16108479), (2781, 7246209), (3753, 5369493), (8343, 2415403), (11259, 1789831), (14317, 1407537), (17377, 1159677), (42951, 469179), (52131, 386559), (128853, 156393)]