229397721

素因数分解:

$3^1\times 7^1\times {\mathrm{1637}}^1\times {\mathrm{6673}}^1$

素因数の和:8320

約数の個数: 16

約数和(自身を含む): 349824384

約数和(自身を除く): 120426663

約数列:

[1, 3, 7, 21, 1637, 4911, 6673, 11459, 20019, 34377, 46711, 140133, 10923701, 32771103, 76465907, 229397721]

約数ペア:

[(1, 229397721), (3, 76465907), (7, 32771103), (21, 10923701), (1637, 140133), (4911, 46711), (6673, 34377), (11459, 20019)]