28668585

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{593}}^1$

素因数の和:905

約数の個数: 32

約数和(自身を含む): 50295168

約数和(自身を除く): 21626583

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 293, 593, 879, 1465, 1779, 2965, 3223, 4395, 6523, 8895, 9669, 16115, 19569, 32615, 48345, 97845, 173749, 521247, 868745, 1911239, 2606235, 5733717, 9556195, 28668585]

約数ペア:

[(1, 28668585), (3, 9556195), (5, 5733717), (11, 2606235), (15, 1911239), (33, 868745), (55, 521247), (165, 173749), (293, 97845), (593, 48345), (879, 32615), (1465, 19569), (1779, 16115), (2965, 9669), (3223, 8895), (4395, 6523)]