128338502

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{42751}}^1$

素因数の和:42851

約数の個数: 16

約数和(自身を含む): 205209600

約数和(自身を除く): 76871098

約数列:

[1, 2, 19, 38, 79, 158, 1501, 3002, 42751, 85502, 812269, 1624538, 3377329, 6754658, 64169251, 128338502]

約数ペア:

[(1, 128338502), (2, 64169251), (19, 6754658), (38, 3377329), (79, 1624538), (158, 812269), (1501, 85502), (3002, 42751)]