128465982

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{80191}}^1$

素因数の和:80288

約数の個数: 24

約数和(自身を含む): 281473920

約数和(自身を除く): 153007938

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 267, 534, 801, 1602, 80191, 160382, 240573, 481146, 721719, 1443438, 7136999, 14273998, 21410997, 42821994, 64232991, 128465982]

約数ペア:

[(1, 128465982), (2, 64232991), (3, 42821994), (6, 21410997), (9, 14273998), (18, 7136999), (89, 1443438), (178, 721719), (267, 481146), (534, 240573), (801, 160382), (1602, 80191)]