28770978

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{359}}^1$

素因数の和:439

約数の個数: 48

約数和(自身を含む): 62544960

約数和(自身を除く): 33773982

約数列:

[1, 2, 3, 6, 19, 37, 38, 57, 74, 111, 114, 222, 359, 361, 703, 718, 722, 1077, 1083, 1406, 2109, 2154, 2166, 4218, 6821, 13283, 13357, 13642, 20463, 26566, 26714, 39849, 40071, 40926, 79698, 80142, 129599, 252377, 259198, 388797, 504754, 757131, 777594, 1514262, 4795163, 9590326, 14385489, 28770978]

約数ペア:

[(1, 28770978), (2, 14385489), (3, 9590326), (6, 4795163), (19, 1514262), (37, 777594), (38, 757131), (57, 504754), (74, 388797), (111, 259198), (114, 252377), (222, 129599), (359, 80142), (361, 79698), (703, 40926), (718, 40071), (722, 39849), (1077, 26714), (1083, 26566), (1406, 20463), (2109, 13642), (2154, 13357), (2166, 13283), (4218, 6821)]