1257982

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{271}}^1$

素因数の和:495

約数の個数: 16

約数和(自身を含む): 2075904

約数和(自身を除く): 817922

約数列:

[1, 2, 11, 22, 211, 271, 422, 542, 2321, 2981, 4642, 5962, 57181, 114362, 628991, 1257982]

約数ペア:

[(1, 1257982), (2, 628991), (11, 114362), (22, 57181), (211, 5962), (271, 4642), (422, 2981), (542, 2321)]