12761331

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20353}}^1$

素因数の和:20386

約数の個数: 16

約数和(自身を含む): 19539840

約数和(自身を除く): 6778509

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 20353, 61059, 223883, 386707, 671649, 1160121, 4253777, 12761331]

約数ペア:

[(1, 12761331), (3, 4253777), (11, 1160121), (19, 671649), (33, 386707), (57, 223883), (209, 61059), (627, 20353)]