12778154

素因数分解:

$2^1\times {\mathrm{29}}^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:238

約数の個数: 24

約数和(自身を含む): 20318688

約数和(自身を除く): 7540534

約数列:

[1, 2, 29, 58, 71, 107, 142, 214, 841, 1682, 2059, 3103, 4118, 6206, 7597, 15194, 59711, 89987, 119422, 179974, 220313, 440626, 6389077, 12778154]

約数ペア:

[(1, 12778154), (2, 6389077), (29, 440626), (58, 220313), (71, 179974), (107, 119422), (142, 89987), (214, 59711), (841, 15194), (1682, 7597), (2059, 6206), (3103, 4118)]