28891885

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{6329}}^1$

素因数の和:6428

約数の個数: 16

約数和(自身を含む): 38283840

約数和(自身を除く): 9391955

約数列:

[1, 5, 11, 55, 83, 415, 913, 4565, 6329, 31645, 69619, 348095, 525307, 2626535, 5778377, 28891885]

約数ペア:

[(1, 28891885), (5, 5778377), (11, 2626535), (55, 525307), (83, 348095), (415, 69619), (913, 31645), (4565, 6329)]