3840865

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:337

約数の個数: 24

約数和(自身を含む): 5470632

約数和(自身を除く): 1629767

約数列:

[1, 5, 7, 35, 49, 61, 245, 257, 305, 427, 1285, 1799, 2135, 2989, 8995, 12593, 14945, 15677, 62965, 78385, 109739, 548695, 768173, 3840865]

約数ペア:

[(1, 3840865), (5, 768173), (7, 548695), (35, 109739), (49, 78385), (61, 62965), (245, 15677), (257, 14945), (305, 12593), (427, 8995), (1285, 2989), (1799, 2135)]