251169441

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{19163}}^1$

素因数の和:19440

約数の個数: 16

約数和(自身を含む): 355990464

約数和(自身を除く): 104821023

約数列:

[1, 3, 17, 51, 257, 771, 4369, 13107, 19163, 57489, 325771, 977313, 4924891, 14774673, 83723147, 251169441]

約数ペア:

[(1, 251169441), (3, 83723147), (17, 14774673), (51, 4924891), (257, 977313), (771, 325771), (4369, 57489), (13107, 19163)]