72020019

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1\times {\mathrm{2309}}^1$

素因数の和:2630

約数の個数: 16

約数和(自身を含む): 99015840

約数和(自身を除く): 26995821

約数列:

[1, 3, 37, 111, 281, 843, 2309, 6927, 10397, 31191, 85433, 256299, 648829, 1946487, 24006673, 72020019]

約数ペア:

[(1, 72020019), (3, 24006673), (37, 1946487), (111, 648829), (281, 256299), (843, 85433), (2309, 31191), (6927, 10397)]