28077847

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{2753}}^1$

素因数の和:2838

約数の個数: 16

約数和(自身を含む): 33841152

約数和(自身を除く): 5763305

約数列:

[1, 7, 31, 47, 217, 329, 1457, 2753, 10199, 19271, 85343, 129391, 597401, 905737, 4011121, 28077847]

約数ペア:

[(1, 28077847), (7, 4011121), (31, 905737), (47, 597401), (217, 129391), (329, 85343), (1457, 19271), (2753, 10199)]