289590964

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{31}}^1\times {\mathrm{1063}}^1$

素因数の和:1137

約数の個数: 48

約数和(自身を含む): 567239680

約数和(自身を除く): 277648716

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 169, 338, 403, 676, 806, 1063, 1612, 2126, 2197, 4252, 4394, 5239, 8788, 10478, 13819, 20956, 27638, 32953, 55276, 65906, 68107, 131812, 136214, 179647, 272428, 359294, 428389, 718588, 856778, 1713556, 2335411, 4670822, 5569057, 9341644, 11138114, 22276228, 72397741, 144795482, 289590964]

約数ペア:

[(1, 289590964), (2, 144795482), (4, 72397741), (13, 22276228), (26, 11138114), (31, 9341644), (52, 5569057), (62, 4670822), (124, 2335411), (169, 1713556), (338, 856778), (403, 718588), (676, 428389), (806, 359294), (1063, 272428), (1612, 179647), (2126, 136214), (2197, 131812), (4252, 68107), (4394, 65906), (5239, 55276), (8788, 32953), (10478, 27638), (13819, 20956)]