27791115

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3917}}^1$

素因数の和:3979

約数の個数: 32

約数和(自身を含む): 49648896

約数和(自身を除く): 21857781

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 129, 165, 215, 473, 645, 1419, 2365, 3917, 7095, 11751, 19585, 43087, 58755, 129261, 168431, 215435, 505293, 646305, 842155, 1852741, 2526465, 5558223, 9263705, 27791115]

約数ペア:

[(1, 27791115), (3, 9263705), (5, 5558223), (11, 2526465), (15, 1852741), (33, 842155), (43, 646305), (55, 505293), (129, 215435), (165, 168431), (215, 129261), (473, 58755), (645, 43087), (1419, 19585), (2365, 11751), (3917, 7095)]