31397157081

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{191249}}^1$

素因数の和:191338

約数の個数: 48

約数和(自身を含む): 51017850000

約数和(自身を除く): 19620692919

約数列:

[1, 3, 9, 17, 29, 37, 51, 87, 111, 153, 261, 333, 493, 629, 1073, 1479, 1887, 3219, 4437, 5661, 9657, 18241, 54723, 164169, 191249, 573747, 1721241, 3251233, 5546221, 7076213, 9753699, 16638663, 21228639, 29261097, 49915989, 63685917, 94285757, 120295621, 205210177, 282857271, 360886863, 615630531, 848571813, 1082660589, 1846891593, 3488573009, 10465719027, 31397157081]

約数ペア:

[(1, 31397157081), (3, 10465719027), (9, 3488573009), (17, 1846891593), (29, 1082660589), (37, 848571813), (51, 615630531), (87, 360886863), (111, 282857271), (153, 205210177), (261, 120295621), (333, 94285757), (493, 63685917), (629, 49915989), (1073, 29261097), (1479, 21228639), (1887, 16638663), (3219, 9753699), (4437, 7076213), (5661, 5546221), (9657, 3251233), (18241, 1721241), (54723, 573747), (164169, 191249)]