2810899

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:139

約数の個数: 32

約数和(自身を含む): 3870720

約数和(自身を除く): 1059821

約数列:

[1, 7, 13, 17, 23, 79, 91, 119, 161, 221, 299, 391, 553, 1027, 1343, 1547, 1817, 2093, 2737, 5083, 7189, 9401, 12719, 17459, 23621, 30889, 35581, 122213, 165347, 216223, 401557, 2810899]

約数ペア:

[(1, 2810899), (7, 401557), (13, 216223), (17, 165347), (23, 122213), (79, 35581), (91, 30889), (119, 23621), (161, 17459), (221, 12719), (299, 9401), (391, 7189), (553, 5083), (1027, 2737), (1343, 2093), (1547, 1817)]