16464721

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{367}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 22256640

約数和(自身を除く): 5791919

約数列:

[1, 7, 13, 17, 29, 91, 119, 203, 221, 367, 377, 493, 1547, 2569, 2639, 3451, 4771, 6239, 6409, 10643, 33397, 43673, 44863, 74501, 81107, 138359, 180931, 567749, 968513, 1266517, 2352103, 16464721]

約数ペア:

[(1, 16464721), (7, 2352103), (13, 1266517), (17, 968513), (29, 567749), (91, 180931), (119, 138359), (203, 81107), (221, 74501), (367, 44863), (377, 43673), (493, 33397), (1547, 10643), (2569, 6409), (2639, 6239), (3451, 4771)]