172407402

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{416443}}^1$

素因数の和:416474

約数の個数: 24

約数和(自身を含む): 389791584

約数和(自身を除く): 217384182

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 416443, 832886, 1249329, 2498658, 3747987, 7495974, 9578189, 19156378, 28734567, 57469134, 86203701, 172407402]

約数ペア:

[(1, 172407402), (2, 86203701), (3, 57469134), (6, 28734567), (9, 19156378), (18, 9578189), (23, 7495974), (46, 3747987), (69, 2498658), (138, 1249329), (207, 832886), (414, 416443)]