199925439

素因数分解:

$3^1\times 7^3\times {\mathrm{97}}^1\times {\mathrm{2003}}^1$

素因数の和:2124

約数の個数: 32

約数和(自身を含む): 314227200

約数和(自身を除く): 114301761

約数列:

[1, 3, 7, 21, 49, 97, 147, 291, 343, 679, 1029, 2003, 2037, 4753, 6009, 14021, 14259, 33271, 42063, 98147, 99813, 194291, 294441, 582873, 687029, 1360037, 2061087, 4080111, 9520259, 28560777, 66641813, 199925439]

約数ペア:

[(1, 199925439), (3, 66641813), (7, 28560777), (21, 9520259), (49, 4080111), (97, 2061087), (147, 1360037), (291, 687029), (343, 582873), (679, 294441), (1029, 194291), (2003, 99813), (2037, 98147), (4753, 42063), (6009, 33271), (14021, 14259)]