218408069

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1\times {\mathrm{1889}}^1$

素因数の和:2380

約数の個数: 16

約数和(自身を含む): 249298560

約数和(自身を除く): 30890491

約数列:

[1, 11, 23, 253, 457, 1889, 5027, 10511, 20779, 43447, 115621, 477917, 863273, 9496003, 19855279, 218408069]

約数ペア:

[(1, 218408069), (11, 19855279), (23, 9496003), (253, 863273), (457, 477917), (1889, 115621), (5027, 43447), (10511, 20779)]