28795312

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19777}}^1$

素因数の和:19805

約数の個数: 40

約数和(自身を含む): 68669216

約数和(自身を除く): 39873904

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 19777, 39554, 79108, 138439, 158216, 257101, 276878, 316432, 514202, 553756, 1028404, 1107512, 1799707, 2056808, 2215024, 3599414, 4113616, 7198828, 14397656, 28795312]

約数ペア:

[(1, 28795312), (2, 14397656), (4, 7198828), (7, 4113616), (8, 3599414), (13, 2215024), (14, 2056808), (16, 1799707), (26, 1107512), (28, 1028404), (52, 553756), (56, 514202), (91, 316432), (104, 276878), (112, 257101), (182, 158216), (208, 138439), (364, 79108), (728, 39554), (1456, 19777)]