642897198

素因数分解:

$2^1\times 3^2\times {\mathrm{557}}^1\times {\mathrm{64123}}^1$

素因数の和:64688

約数の個数: 24

約数和(自身を含む): 1395466488

約数和(自身を除く): 752569290

約数列:

[1, 2, 3, 6, 9, 18, 557, 1114, 1671, 3342, 5013, 10026, 64123, 128246, 192369, 384738, 577107, 1154214, 35716511, 71433022, 107149533, 214299066, 321448599, 642897198]

約数ペア:

[(1, 642897198), (2, 321448599), (3, 214299066), (6, 107149533), (9, 71433022), (18, 35716511), (557, 1154214), (1114, 577107), (1671, 384738), (3342, 192369), (5013, 128246), (10026, 64123)]