289690869

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{22441}}^1$

素因数の和:22788

約数の個数: 16

約数和(自身を含む): 417241664

約数和(自身を除く): 127550795

約数列:

[1, 3, 13, 39, 331, 993, 4303, 12909, 22441, 67323, 291733, 875199, 7427971, 22283913, 96563623, 289690869]

約数ペア:

[(1, 289690869), (3, 96563623), (13, 22283913), (39, 7427971), (331, 875199), (993, 291733), (4303, 67323), (12909, 22441)]