139756438

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{26459}}^1$

素因数の和:26619

約数の個数: 16

約数和(自身を含む): 222264000

約数和(自身を除く): 82507562

約数列:

[1, 2, 19, 38, 139, 278, 2641, 5282, 26459, 52918, 502721, 1005442, 3677801, 7355602, 69878219, 139756438]

約数ペア:

[(1, 139756438), (2, 69878219), (19, 7355602), (38, 3677801), (139, 1005442), (278, 502721), (2641, 52918), (5282, 26459)]