2591961

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1229}}^1$

素因数の和:1288

約数の個数: 16

約数和(自身を含む): 3739200

約数和(自身を除く): 1147239

約数列:

[1, 3, 19, 37, 57, 111, 703, 1229, 2109, 3687, 23351, 45473, 70053, 136419, 863987, 2591961]

約数ペア:

[(1, 2591961), (3, 863987), (19, 136419), (37, 70053), (57, 45473), (111, 23351), (703, 3687), (1229, 2109)]