55218921

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{761}}^1$

素因数の和:869

約数の個数: 24

約数和(自身を含む): 78967584

約数和(自身を除く): 23748663

約数列:

[1, 3, 19, 57, 67, 201, 361, 761, 1083, 1273, 2283, 3819, 14459, 24187, 43377, 50987, 72561, 152961, 274721, 824163, 968753, 2906259, 18406307, 55218921]

約数ペア:

[(1, 55218921), (3, 18406307), (19, 2906259), (57, 968753), (67, 824163), (201, 274721), (361, 152961), (761, 72561), (1083, 50987), (1273, 43377), (2283, 24187), (3819, 14459)]