3869649

素因数分解:

$3^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{257}}^1$

素因数の和:509

約数の個数: 24

約数和(自身を含む): 6439680

約数和(自身を除く): 2570031

約数列:

[1, 3, 7, 9, 21, 63, 239, 257, 717, 771, 1673, 1799, 2151, 2313, 5019, 5397, 15057, 16191, 61423, 184269, 429961, 552807, 1289883, 3869649]

約数ペア:

[(1, 3869649), (3, 1289883), (7, 552807), (9, 429961), (21, 184269), (63, 61423), (239, 16191), (257, 15057), (717, 5397), (771, 5019), (1673, 2313), (1799, 2151)]