7991739

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2699}}^1$

素因数の和:2759

約数の個数: 24

約数和(自身を含む): 13478400

約数和(自身を除く): 5486661

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2699, 2961, 8097, 18893, 24291, 56679, 126853, 170037, 380559, 887971, 1141677, 2663913, 7991739]

約数ペア:

[(1, 7991739), (3, 2663913), (7, 1141677), (9, 887971), (21, 380559), (47, 170037), (63, 126853), (141, 56679), (329, 24291), (423, 18893), (987, 8097), (2699, 2961)]