80296209

素因数分解:

$3^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{6673}}^1$

素因数の和:6877

約数の個数: 24

約数和(自身を含む): 133266432

約数和(自身を除く): 52970223

約数列:

[1, 3, 7, 9, 21, 63, 191, 573, 1337, 1719, 4011, 6673, 12033, 20019, 46711, 60057, 140133, 420399, 1274543, 3823629, 8921801, 11470887, 26765403, 80296209]

約数ペア:

[(1, 80296209), (3, 26765403), (7, 11470887), (9, 8921801), (21, 3823629), (63, 1274543), (191, 420399), (573, 140133), (1337, 60057), (1719, 46711), (4011, 20019), (6673, 12033)]