2257711491

素因数分解:

$3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{277}}^1\times {\mathrm{2011}}^1$

素因数の和:2491

約数の個数: 32

約数和(自身を含む): 3472357888

約数和(自身を除く): 1214646397

約数列:

[1, 3, 7, 21, 193, 277, 579, 831, 1351, 1939, 2011, 4053, 5817, 6033, 14077, 42231, 53461, 160383, 374227, 388123, 557047, 1122681, 1164369, 1671141, 2716861, 3899329, 8150583, 11697987, 107510071, 322530213, 752570497, 2257711491]

約数ペア:

[(1, 2257711491), (3, 752570497), (7, 322530213), (21, 107510071), (193, 11697987), (277, 8150583), (579, 3899329), (831, 2716861), (1351, 1671141), (1939, 1164369), (2011, 1122681), (4053, 557047), (5817, 388123), (6033, 374227), (14077, 160383), (42231, 53461)]