68291548

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:471

約数の個数: 48

約数和(自身を含む): 136612000

約数和(自身を除く): 68320452

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 169, 247, 338, 409, 494, 676, 818, 988, 1636, 2197, 3211, 4394, 5317, 6422, 7771, 8788, 10634, 12844, 15542, 21268, 31084, 41743, 69121, 83486, 101023, 138242, 166972, 202046, 276484, 404092, 898573, 1313299, 1797146, 2626598, 3594292, 5253196, 17072887, 34145774, 68291548]

約数ペア:

[(1, 68291548), (2, 34145774), (4, 17072887), (13, 5253196), (19, 3594292), (26, 2626598), (38, 1797146), (52, 1313299), (76, 898573), (169, 404092), (247, 276484), (338, 202046), (409, 166972), (494, 138242), (676, 101023), (818, 83486), (988, 69121), (1636, 41743), (2197, 31084), (3211, 21268), (4394, 15542), (5317, 12844), (6422, 10634), (7771, 8788)]