2242779

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:120

約数の個数: 48

約数和(自身を含む): 4049280

約数和(自身を除く): 1806501

約数列:

[1, 3, 7, 11, 19, 21, 33, 49, 57, 73, 77, 133, 147, 209, 219, 231, 399, 511, 539, 627, 803, 931, 1387, 1463, 1533, 1617, 2409, 2793, 3577, 4161, 4389, 5621, 9709, 10241, 10731, 15257, 16863, 29127, 30723, 39347, 45771, 67963, 106799, 118041, 203889, 320397, 747593, 2242779]

約数ペア:

[(1, 2242779), (3, 747593), (7, 320397), (11, 203889), (19, 118041), (21, 106799), (33, 67963), (49, 45771), (57, 39347), (73, 30723), (77, 29127), (133, 16863), (147, 15257), (209, 10731), (219, 10241), (231, 9709), (399, 5621), (511, 4389), (539, 4161), (627, 3577), (803, 2793), (931, 2409), (1387, 1617), (1463, 1533)]