56291457

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{2719}}^1$

素因数の和:2892

約数の個数: 16

約数和(自身を含む): 76943360

約数和(自身を除く): 20651903

約数列:

[1, 3, 67, 103, 201, 309, 2719, 6901, 8157, 20703, 182173, 280057, 546519, 840171, 18763819, 56291457]

約数ペア:

[(1, 56291457), (3, 18763819), (67, 840171), (103, 546519), (201, 280057), (309, 182173), (2719, 20703), (6901, 8157)]