27997695

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{347}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 53419392

約数和(自身を除く): 25421697

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 163, 165, 347, 489, 495, 815, 1041, 1467, 1735, 1793, 2445, 3123, 3817, 5205, 5379, 7335, 8965, 11451, 15615, 16137, 19085, 26895, 34353, 56561, 57255, 80685, 169683, 171765, 282805, 509049, 622171, 848415, 1866513, 2545245, 3110855, 5599539, 9332565, 27997695]

約数ペア:

[(1, 27997695), (3, 9332565), (5, 5599539), (9, 3110855), (11, 2545245), (15, 1866513), (33, 848415), (45, 622171), (55, 509049), (99, 282805), (163, 171765), (165, 169683), (347, 80685), (489, 57255), (495, 56561), (815, 34353), (1041, 26895), (1467, 19085), (1735, 16137), (1793, 15615), (2445, 11451), (3123, 8965), (3817, 7335), (5205, 5379)]