28395416

素因数分解:

$2^3\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1973}}^1$

素因数の和:2243

約数の個数: 32

約数和(自身を含む): 61115040

約数和(自身を除く): 32719624

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 257, 514, 1028, 1799, 1973, 2056, 3598, 3946, 7196, 7892, 13811, 14392, 15784, 27622, 55244, 110488, 507061, 1014122, 2028244, 3549427, 4056488, 7098854, 14197708, 28395416]

約数ペア:

[(1, 28395416), (2, 14197708), (4, 7098854), (7, 4056488), (8, 3549427), (14, 2028244), (28, 1014122), (56, 507061), (257, 110488), (514, 55244), (1028, 27622), (1799, 15784), (1973, 14392), (2056, 13811), (3598, 7892), (3946, 7196)]