2491413

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:532

約数の個数: 16

約数和(自身を含む): 3537600

約数和(自身を除く): 1046187

約数列:

[1, 3, 19, 57, 109, 327, 401, 1203, 2071, 6213, 7619, 22857, 43709, 131127, 830471, 2491413]

約数ペア:

[(1, 2491413), (3, 830471), (19, 131127), (57, 43709), (109, 22857), (327, 7619), (401, 6213), (1203, 2071)]