121729904

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{176933}}^1$

素因数の和:176984

約数の個数: 20

約数和(自身を含む): 241337976

約数和(自身を除く): 119608072

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 176933, 353866, 707732, 1415464, 2830928, 7608119, 15216238, 30432476, 60864952, 121729904]

約数ペア:

[(1, 121729904), (2, 60864952), (4, 30432476), (8, 15216238), (16, 7608119), (43, 2830928), (86, 1415464), (172, 707732), (344, 353866), (688, 176933)]