28269365

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{673}}^1$

素因数の和:980

約数の個数: 16

約数和(自身を含む): 35198976

約数和(自身を除く): 6929611

約数列:

[1, 5, 31, 155, 271, 673, 1355, 3365, 8401, 20863, 42005, 104315, 182383, 911915, 5653873, 28269365]

約数ペア:

[(1, 28269365), (5, 5653873), (31, 911915), (155, 182383), (271, 104315), (673, 42005), (1355, 20863), (3365, 8401)]