990808081

素因数分解:

${\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{6733}}^1$

素因数の和:6912

約数の個数: 16

約数和(自身を含む): 1055029248

約数和(自身を除く): 64221167

約数列:

[1, 31, 47, 101, 1457, 3131, 4747, 6733, 147157, 208723, 316451, 680033, 9809981, 21081023, 31961551, 990808081]

約数ペア:

[(1, 990808081), (31, 31961551), (47, 21081023), (101, 9809981), (1457, 680033), (3131, 316451), (4747, 208723), (6733, 147157)]