138617654

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{521119}}^1$

素因数の和:521147

約数の個数: 16

約数和(自身を含む): 250137600

約数和(自身を除く): 111519946

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 521119, 1042238, 3647833, 7295666, 9901261, 19802522, 69308827, 138617654]

約数ペア:

[(1, 138617654), (2, 69308827), (7, 19802522), (14, 9901261), (19, 7295666), (38, 3647833), (133, 1042238), (266, 521119)]