390920768

素因数分解:

$2^6\times 7^1\times {\mathrm{131}}^1\times {\mathrm{6661}}^1$

素因数の和:6811

約数の個数: 56

約数和(自身を含む): 893454144

約数和(自身を除く): 502533376

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 131, 224, 262, 448, 524, 917, 1048, 1834, 2096, 3668, 4192, 6661, 7336, 8384, 13322, 14672, 26644, 29344, 46627, 53288, 58688, 93254, 106576, 186508, 213152, 373016, 426304, 746032, 872591, 1492064, 1745182, 2984128, 3490364, 6108137, 6980728, 12216274, 13961456, 24432548, 27922912, 48865096, 55845824, 97730192, 195460384, 390920768]

約数ペア:

[(1, 390920768), (2, 195460384), (4, 97730192), (7, 55845824), (8, 48865096), (14, 27922912), (16, 24432548), (28, 13961456), (32, 12216274), (56, 6980728), (64, 6108137), (112, 3490364), (131, 2984128), (224, 1745182), (262, 1492064), (448, 872591), (524, 746032), (917, 426304), (1048, 373016), (1834, 213152), (2096, 186508), (3668, 106576), (4192, 93254), (6661, 58688), (7336, 53288), (8384, 46627), (13322, 29344), (14672, 26644)]