4008981

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1153}}^1$

素因数の和:1236

約数の個数: 16

約数和(自身を含む): 5723840

約数和(自身を除く): 1714859

約数列:

[1, 3, 19, 57, 61, 183, 1153, 1159, 3459, 3477, 21907, 65721, 70333, 210999, 1336327, 4008981]

約数ペア:

[(1, 4008981), (3, 1336327), (19, 210999), (57, 70333), (61, 65721), (183, 21907), (1153, 3477), (1159, 3459)]