2897272

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 6669000

約数和(自身を除く): 3771728

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 266, 389, 392, 532, 778, 931, 1064, 1556, 1862, 2723, 3112, 3724, 5446, 7391, 7448, 10892, 14782, 19061, 21784, 29564, 38122, 51737, 59128, 76244, 103474, 152488, 206948, 362159, 413896, 724318, 1448636, 2897272]

約数ペア:

[(1, 2897272), (2, 1448636), (4, 724318), (7, 413896), (8, 362159), (14, 206948), (19, 152488), (28, 103474), (38, 76244), (49, 59128), (56, 51737), (76, 38122), (98, 29564), (133, 21784), (152, 19061), (196, 14782), (266, 10892), (389, 7448), (392, 7391), (532, 5446), (778, 3724), (931, 3112), (1064, 2723), (1556, 1862)]