49690415

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:287

約数の個数: 32

約数和(自身を含む): 65318400

約数和(自身を除く): 15627985

約数列:

[1, 5, 19, 53, 71, 95, 139, 265, 355, 695, 1007, 1349, 2641, 3763, 5035, 6745, 7367, 9869, 13205, 18815, 36835, 49345, 71497, 139973, 187511, 357485, 523057, 699865, 937555, 2615285, 9938083, 49690415]

約数ペア:

[(1, 49690415), (5, 9938083), (19, 2615285), (53, 937555), (71, 699865), (95, 523057), (139, 357485), (265, 187511), (355, 139973), (695, 71497), (1007, 49345), (1349, 36835), (2641, 18815), (3763, 13205), (5035, 9869), (6745, 7367)]