28876904

素因数分解:

$2^3\times 7^1\times {\mathrm{647}}^1\times {\mathrm{797}}^1$

素因数の和:1457

約数の個数: 32

約数和(自身を含む): 62052480

約数和(自身を除く): 33175576

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 647, 797, 1294, 1594, 2588, 3188, 4529, 5176, 5579, 6376, 9058, 11158, 18116, 22316, 36232, 44632, 515659, 1031318, 2062636, 3609613, 4125272, 7219226, 14438452, 28876904]

約数ペア:

[(1, 28876904), (2, 14438452), (4, 7219226), (7, 4125272), (8, 3609613), (14, 2062636), (28, 1031318), (56, 515659), (647, 44632), (797, 36232), (1294, 22316), (1594, 18116), (2588, 11158), (3188, 9058), (4529, 6376), (5176, 5579)]