253668259

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{21851}}^1$

素因数の和:21930

約数の個数: 16

約数和(自身を含む): 293690880

約数和(自身を除く): 40022621

約数列:

[1, 13, 19, 47, 247, 611, 893, 11609, 21851, 284063, 415169, 1026997, 5397197, 13350961, 19512943, 253668259]

約数ペア:

[(1, 253668259), (13, 19512943), (19, 13350961), (47, 5397197), (247, 1026997), (611, 415169), (893, 284063), (11609, 21851)]