661951192

素因数分解:

$2^3\times 7^2\times {\mathrm{1688651}}^1$

素因数の和:1688671

約数の個数: 24

約数和(自身を含む): 1443797460

約数和(自身を除く): 781846268

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 1688651, 3377302, 6754604, 11820557, 13509208, 23641114, 47282228, 82743899, 94564456, 165487798, 330975596, 661951192]

約数ペア:

[(1, 661951192), (2, 330975596), (4, 165487798), (7, 94564456), (8, 82743899), (14, 47282228), (28, 23641114), (49, 13509208), (56, 11820557), (98, 6754604), (196, 3377302), (392, 1688651)]