28981101

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{1663}}^1$

素因数の和:1860

約数の個数: 16

約数和(自身を含む): 39962624

約数和(自身を除く): 10981523

約数列:

[1, 3, 37, 111, 157, 471, 1663, 4989, 5809, 17427, 61531, 184593, 261091, 783273, 9660367, 28981101]

約数ペア:

[(1, 28981101), (3, 9660367), (37, 783273), (111, 261091), (157, 184593), (471, 61531), (1663, 17427), (4989, 5809)]