31265276

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{15727}}^1$

素因数の和:15809

約数の個数: 24

約数和(自身を含む): 63415296

約数和(自身を除く): 32150020

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 15727, 31454, 62908, 110089, 220178, 440356, 1116617, 2233234, 4466468, 7816319, 15632638, 31265276]

約数ペア:

[(1, 31265276), (2, 15632638), (4, 7816319), (7, 4466468), (14, 2233234), (28, 1116617), (71, 440356), (142, 220178), (284, 110089), (497, 62908), (994, 31454), (1988, 15727)]