28546479

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{487}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 45911040

約数和(自身を除く): 17364561

約数列:

[1, 3, 9, 13, 27, 39, 117, 167, 351, 487, 501, 1461, 1503, 2171, 4383, 4509, 6331, 6513, 13149, 18993, 19539, 56979, 58617, 81329, 170937, 243987, 731961, 1057277, 2195883, 3171831, 9515493, 28546479]

約数ペア:

[(1, 28546479), (3, 9515493), (9, 3171831), (13, 2195883), (27, 1057277), (39, 731961), (117, 243987), (167, 170937), (351, 81329), (487, 58617), (501, 56979), (1461, 19539), (1503, 18993), (2171, 13149), (4383, 6513), (4509, 6331)]