28484456

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3557}}^1$

素因数の和:3594

約数の個数: 64

約数和(自身を含む): 71729280

約数和(自身を除く): 43244824

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 3557, 4004, 7114, 8008, 14228, 24899, 28456, 39127, 46241, 49798, 78254, 92482, 99596, 156508, 184964, 199192, 273889, 313016, 323687, 369928, 508651, 547778, 647374, 1017302, 1095556, 1294748, 2034604, 2191112, 2589496, 3560557, 4069208, 7121114, 14242228, 28484456]

約数ペア:

[(1, 28484456), (2, 14242228), (4, 7121114), (7, 4069208), (8, 3560557), (11, 2589496), (13, 2191112), (14, 2034604), (22, 1294748), (26, 1095556), (28, 1017302), (44, 647374), (52, 547778), (56, 508651), (77, 369928), (88, 323687), (91, 313016), (104, 273889), (143, 199192), (154, 184964), (182, 156508), (286, 99596), (308, 92482), (364, 78254), (572, 49798), (616, 46241), (728, 39127), (1001, 28456), (1144, 24899), (2002, 14228), (3557, 8008), (4004, 7114)]