12821349

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{4261}}^1$

素因数の和:4340

約数の個数: 16

約数和(自身を含む): 18411840

約数和(自身を除く): 5590491

約数列:

[1, 3, 17, 51, 59, 177, 1003, 3009, 4261, 12783, 72437, 217311, 251399, 754197, 4273783, 12821349]

約数ペア:

[(1, 12821349), (3, 4273783), (17, 754197), (51, 251399), (59, 217311), (177, 72437), (1003, 12783), (3009, 4261)]