858123

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:323

約数の個数: 24

約数和(自身を含む): 1448928

約数和(自身を除く): 590805

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 257, 371, 477, 771, 1113, 1799, 2313, 3339, 5397, 13621, 16191, 40863, 95347, 122589, 286041, 858123]

約数ペア:

[(1, 858123), (3, 286041), (7, 122589), (9, 95347), (21, 40863), (53, 16191), (63, 13621), (159, 5397), (257, 3339), (371, 2313), (477, 1799), (771, 1113)]