2331999

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:239

約数の個数: 24

約数和(自身を含む): 3556800

約数和(自身を除く): 1224801

約数列:

[1, 3, 9, 37, 47, 111, 141, 149, 333, 423, 447, 1341, 1739, 5217, 5513, 7003, 15651, 16539, 21009, 49617, 63027, 259111, 777333, 2331999]

約数ペア:

[(1, 2331999), (3, 777333), (9, 259111), (37, 63027), (47, 49617), (111, 21009), (141, 16539), (149, 15651), (333, 7003), (423, 5513), (447, 5217), (1341, 1739)]