31154013

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 52767936

約数和(自身を除く): 21613923

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 107, 153, 173, 187, 321, 519, 561, 963, 1177, 1557, 1683, 1819, 1903, 2941, 3531, 5457, 5709, 8823, 10593, 16371, 17127, 18511, 20009, 26469, 32351, 55533, 60027, 97053, 166599, 180081, 203621, 291159, 314687, 610863, 944061, 1832589, 2832183, 3461557, 10384671, 31154013]

約数ペア:

[(1, 31154013), (3, 10384671), (9, 3461557), (11, 2832183), (17, 1832589), (33, 944061), (51, 610863), (99, 314687), (107, 291159), (153, 203621), (173, 180081), (187, 166599), (321, 97053), (519, 60027), (561, 55533), (963, 32351), (1177, 26469), (1557, 20009), (1683, 18511), (1819, 17127), (1903, 16371), (2941, 10593), (3531, 8823), (5457, 5709)]