20161451331

素因数分解:

$3^2\times 7^1\times {\mathrm{320023037}}^1$

素因数の和:320023050

約数の個数: 12

約数和(自身を含む): 33282395952

約数和(自身を除く): 13120944621

約数列:

[1, 3, 7, 9, 21, 63, 320023037, 960069111, 2240161259, 2880207333, 6720483777, 20161451331]

約数ペア:

[(1, 20161451331), (3, 6720483777), (7, 2880207333), (9, 2240161259), (21, 960069111), (63, 320023037)]