12542621721

素因数分解:

$3^1\times 7^1\times {\mathrm{757}}^1\times {\mathrm{788993}}^1$

素因数の和:789760

約数の個数: 16

約数和(自身を含む): 19137838464

約数和(自身を除く): 6595216743

約数列:

[1, 3, 7, 21, 757, 2271, 5299, 15897, 788993, 2366979, 5522951, 16568853, 597267701, 1791803103, 4180873907, 12542621721]

約数ペア:

[(1, 12542621721), (3, 4180873907), (7, 1791803103), (21, 597267701), (757, 16568853), (2271, 5522951), (5299, 2366979), (15897, 788993)]