2065854553

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{31253}}^1$

素因数の和:31357

約数の個数: 24

約数和(自身を含む): 2565328320

約数和(自身を除く): 499473767

約数列:

[1, 7, 19, 49, 71, 133, 497, 931, 1349, 3479, 9443, 31253, 66101, 218771, 593807, 1531397, 2218963, 4156649, 15532741, 29096543, 42160297, 108729187, 295122079, 2065854553]

約数ペア:

[(1, 2065854553), (7, 295122079), (19, 108729187), (49, 42160297), (71, 29096543), (133, 15532741), (497, 4156649), (931, 2218963), (1349, 1531397), (3479, 593807), (9443, 218771), (31253, 66101)]