28360488

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5347}}^1$

素因数の和:5386

約数の個数: 64

約数和(自身を含む): 80861760

約数和(自身を除く): 52501272

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 102, 104, 136, 156, 204, 221, 312, 408, 442, 663, 884, 1326, 1768, 2652, 5304, 5347, 10694, 16041, 21388, 32082, 42776, 64164, 69511, 90899, 128328, 139022, 181798, 208533, 272697, 278044, 363596, 417066, 545394, 556088, 727192, 834132, 1090788, 1181687, 1668264, 2181576, 2363374, 3545061, 4726748, 7090122, 9453496, 14180244, 28360488]

約数ペア:

[(1, 28360488), (2, 14180244), (3, 9453496), (4, 7090122), (6, 4726748), (8, 3545061), (12, 2363374), (13, 2181576), (17, 1668264), (24, 1181687), (26, 1090788), (34, 834132), (39, 727192), (51, 556088), (52, 545394), (68, 417066), (78, 363596), (102, 278044), (104, 272697), (136, 208533), (156, 181798), (204, 139022), (221, 128328), (312, 90899), (408, 69511), (442, 64164), (663, 42776), (884, 32082), (1326, 21388), (1768, 16041), (2652, 10694), (5304, 5347)]