42740581

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{487}}^1$

素因数の和:700

約数の個数: 16

約数和(自身を含む): 47496064

約数和(自身を除く): 4755483

約数列:

[1, 13, 43, 157, 487, 559, 2041, 6331, 6751, 20941, 76459, 87763, 272233, 993967, 3287737, 42740581]

約数ペア:

[(1, 42740581), (13, 3287737), (43, 993967), (157, 272233), (487, 87763), (559, 76459), (2041, 20941), (6331, 6751)]