28173232

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{641}}^1$

素因数の和:757

約数の個数: 40

約数和(自身を含む): 56840112

約数和(自身を除く): 28666880

約数列:

[1, 2, 4, 8, 16, 41, 67, 82, 134, 164, 268, 328, 536, 641, 656, 1072, 1282, 2564, 2747, 5128, 5494, 10256, 10988, 21976, 26281, 42947, 43952, 52562, 85894, 105124, 171788, 210248, 343576, 420496, 687152, 1760827, 3521654, 7043308, 14086616, 28173232]

約数ペア:

[(1, 28173232), (2, 14086616), (4, 7043308), (8, 3521654), (16, 1760827), (41, 687152), (67, 420496), (82, 343576), (134, 210248), (164, 171788), (268, 105124), (328, 85894), (536, 52562), (641, 43952), (656, 42947), (1072, 26281), (1282, 21976), (2564, 10988), (2747, 10256), (5128, 5494)]