2666618

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:373

約数の個数: 16

約数和(自身を含む): 4121280

約数和(自身を除く): 1454662

約数列:

[1, 2, 71, 89, 142, 178, 211, 422, 6319, 12638, 14981, 18779, 29962, 37558, 1333309, 2666618]

約数ペア:

[(1, 2666618), (2, 1333309), (71, 37558), (89, 29962), (142, 18779), (178, 14981), (211, 12638), (422, 6319)]