2051209641

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{665761}}^1$

素因数の和:665856

約数の個数: 16

約数和(自身を含む): 2982613760

約数和(自身を除く): 931404119

約数列:

[1, 3, 13, 39, 79, 237, 1027, 3081, 665761, 1997283, 8654893, 25964679, 52595119, 157785357, 683736547, 2051209641]

約数ペア:

[(1, 2051209641), (3, 683736547), (13, 157785357), (39, 52595119), (79, 25964679), (237, 8654893), (1027, 1997283), (3081, 665761)]