28656354944

素因数分解:

$2^7\times 7^1\times {\mathrm{1399}}^1\times {\mathrm{22861}}^1$

素因数の和:24281

約数の個数: 64

約数和(自身を含む): 65293872000

約数和(自身を除く): 36637517056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 1399, 2798, 5596, 9793, 11192, 19586, 22384, 22861, 39172, 44768, 45722, 78344, 89536, 91444, 156688, 160027, 179072, 182888, 313376, 320054, 365776, 626752, 640108, 731552, 1253504, 1280216, 1463104, 2560432, 2926208, 5120864, 10241728, 20483456, 31982539, 63965078, 127930156, 223877773, 255860312, 447755546, 511720624, 895511092, 1023441248, 1791022184, 2046882496, 3582044368, 4093764992, 7164088736, 14328177472, 28656354944]

約数ペア:

[(1, 28656354944), (2, 14328177472), (4, 7164088736), (7, 4093764992), (8, 3582044368), (14, 2046882496), (16, 1791022184), (28, 1023441248), (32, 895511092), (56, 511720624), (64, 447755546), (112, 255860312), (128, 223877773), (224, 127930156), (448, 63965078), (896, 31982539), (1399, 20483456), (2798, 10241728), (5596, 5120864), (9793, 2926208), (11192, 2560432), (19586, 1463104), (22384, 1280216), (22861, 1253504), (39172, 731552), (44768, 640108), (45722, 626752), (78344, 365776), (89536, 320054), (91444, 313376), (156688, 182888), (160027, 179072)]