66721711

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{4967}}^1$

素因数の和:5094

約数の個数: 16

約数和(自身を含む): 81077760

約数和(自身を除く): 14356049

約数列:

[1, 7, 19, 101, 133, 707, 1919, 4967, 13433, 34769, 94373, 501667, 660611, 3511669, 9531673, 66721711]

約数ペア:

[(1, 66721711), (7, 9531673), (19, 3511669), (101, 660611), (133, 501667), (707, 94373), (1919, 34769), (4967, 13433)]