168403989

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{254003}}^1$

素因数の和:254036

約数の個数: 16

約数和(自身を含む): 256036032

約数和(自身を除く): 87632043

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 254003, 762009, 3302039, 4318051, 9906117, 12954153, 56134663, 168403989]

約数ペア:

[(1, 168403989), (3, 56134663), (13, 12954153), (17, 9906117), (39, 4318051), (51, 3302039), (221, 762009), (663, 254003)]