290786199

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{64319}}^1$

素因数の和:64470

約数の個数: 16

約数和(自身を含む): 426055680

約数和(自身を除く): 135269481

約数列:

[1, 3, 11, 33, 137, 411, 1507, 4521, 64319, 192957, 707509, 2122527, 8811703, 26435109, 96928733, 290786199]

約数ペア:

[(1, 290786199), (3, 96928733), (11, 26435109), (33, 8811703), (137, 2122527), (411, 707509), (1507, 192957), (4521, 64319)]