27991545

素因数分解:

$3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{5347}}^1$

素因数の和:5704

約数の個数: 16

約数和(自身を含む): 44923200

約数和(自身を除く): 16931655

約数列:

[1, 3, 5, 15, 349, 1047, 1745, 5235, 5347, 16041, 26735, 80205, 1866103, 5598309, 9330515, 27991545]

約数ペア:

[(1, 27991545), (3, 9330515), (5, 5598309), (15, 1866103), (349, 80205), (1047, 26735), (1745, 16041), (5235, 5347)]