111920921

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{9791}}^1$

素因数の和:9892

約数の個数: 16

約数和(自身を含む): 135364608

約数和(自身を除く): 23443687

約数列:

[1, 7, 23, 71, 161, 497, 1633, 9791, 11431, 68537, 225193, 695161, 1576351, 4866127, 15988703, 111920921]

約数ペア:

[(1, 111920921), (7, 15988703), (23, 4866127), (71, 1576351), (161, 695161), (497, 225193), (1633, 68537), (9791, 11431)]