427012971

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:392

約数の個数: 64

約数和(自身を含む): 727474176

約数和(自身を除く): 300461205

約数列:

[1, 3, 7, 11, 21, 33, 77, 103, 131, 137, 231, 309, 393, 411, 721, 917, 959, 1133, 1441, 1507, 2163, 2751, 2877, 3399, 4323, 4521, 7931, 10087, 10549, 13493, 14111, 17947, 23793, 30261, 31647, 40479, 42333, 53841, 94451, 98777, 125629, 148423, 155221, 197417, 283353, 296331, 376887, 445269, 465663, 592251, 1038961, 1086547, 1381919, 1848541, 3116883, 3259641, 4145757, 5545623, 12939787, 20333951, 38819361, 61001853, 142337657, 427012971]

約数ペア:

[(1, 427012971), (3, 142337657), (7, 61001853), (11, 38819361), (21, 20333951), (33, 12939787), (77, 5545623), (103, 4145757), (131, 3259641), (137, 3116883), (231, 1848541), (309, 1381919), (393, 1086547), (411, 1038961), (721, 592251), (917, 465663), (959, 445269), (1133, 376887), (1441, 296331), (1507, 283353), (2163, 197417), (2751, 155221), (2877, 148423), (3399, 125629), (4323, 98777), (4521, 94451), (7931, 53841), (10087, 42333), (10549, 40479), (13493, 31647), (14111, 30261), (17947, 23793)]