128280386

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{69491}}^1$

素因数の和:69577

約数の個数: 16

約数和(自身を含む): 210143808

約数和(自身を除く): 81863422

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 69491, 138982, 903383, 1806766, 4933861, 9867722, 64140193, 128280386]

約数ペア:

[(1, 128280386), (2, 64140193), (13, 9867722), (26, 4933861), (71, 1806766), (142, 903383), (923, 138982), (1846, 69491)]