28947237

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{6907}}^1$

素因数の和:7048

約数の個数: 16

約数和(自身を含む): 42442752

約数和(自身を除く): 13495515

約数列:

[1, 3, 11, 33, 127, 381, 1397, 4191, 6907, 20721, 75977, 227931, 877189, 2631567, 9649079, 28947237]

約数ペア:

[(1, 28947237), (3, 9649079), (11, 2631567), (33, 877189), (127, 227931), (381, 75977), (1397, 20721), (4191, 6907)]