207979208

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{499}}^1\times {\mathrm{983}}^1$

素因数の和:1541

約数の個数: 32

約数和(自身を含む): 398520000

約数和(自身を除く): 190540792

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 499, 983, 998, 1966, 1996, 3932, 3992, 7864, 26447, 52099, 52894, 104198, 105788, 208396, 211576, 416792, 490517, 981034, 1962068, 3924136, 25997401, 51994802, 103989604, 207979208]

約数ペア:

[(1, 207979208), (2, 103989604), (4, 51994802), (8, 25997401), (53, 3924136), (106, 1962068), (212, 981034), (424, 490517), (499, 416792), (983, 211576), (998, 208396), (1966, 105788), (1996, 104198), (3932, 52894), (3992, 52099), (7864, 26447)]