28889413

素因数分解:

$7^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:532

約数の個数: 16

約数和(自身を含む): 33693184

約数和(自身を除く): 4803771

約数列:

[1, 7, 97, 157, 271, 679, 1099, 1897, 15229, 26287, 42547, 106603, 184009, 297829, 4127059, 28889413]

約数ペア:

[(1, 28889413), (7, 4127059), (97, 297829), (157, 184009), (271, 106603), (679, 42547), (1099, 26287), (1897, 15229)]