2679225

素因数分解:

$3^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:409

約数の個数: 24

約数和(自身を含む): 4478880

約数和(自身を除く): 1799655

約数列:

[1, 3, 5, 15, 25, 75, 139, 257, 417, 695, 771, 1285, 2085, 3475, 3855, 6425, 10425, 19275, 35723, 107169, 178615, 535845, 893075, 2679225]

約数ペア:

[(1, 2679225), (3, 893075), (5, 535845), (15, 178615), (25, 107169), (75, 35723), (139, 19275), (257, 10425), (417, 6425), (695, 3855), (771, 3475), (1285, 2085)]