138466278

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{178897}}^1$

素因数の和:178948

約数の個数: 24

約数和(自身を含む): 306988968

約数和(自身を除く): 168522690

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 178897, 357794, 536691, 1073382, 1610073, 3220146, 7692571, 15385142, 23077713, 46155426, 69233139, 138466278]

約数ペア:

[(1, 138466278), (2, 69233139), (3, 46155426), (6, 23077713), (9, 15385142), (18, 7692571), (43, 3220146), (86, 1610073), (129, 1073382), (258, 536691), (387, 357794), (774, 178897)]