128214724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{971}}^1\times {\mathrm{3001}}^1$

素因数の和:3987

約数の個数: 24

約数和(自身を含む): 245107296

約数和(自身を除く): 116892572

約数列:

[1, 2, 4, 11, 22, 44, 971, 1942, 3001, 3884, 6002, 10681, 12004, 21362, 33011, 42724, 66022, 132044, 2913971, 5827942, 11655884, 32053681, 64107362, 128214724]

約数ペア:

[(1, 128214724), (2, 64107362), (4, 32053681), (11, 11655884), (22, 5827942), (44, 2913971), (971, 132044), (1942, 66022), (3001, 42724), (3884, 33011), (6002, 21362), (10681, 12004)]