27938565

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{619}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 52228800

約数和(自身を除く): 24290235

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 59, 85, 153, 177, 255, 295, 531, 619, 765, 885, 1003, 1857, 2655, 3009, 3095, 5015, 5571, 9027, 9285, 10523, 15045, 27855, 31569, 36521, 45135, 52615, 94707, 109563, 157845, 182605, 328689, 473535, 547815, 620857, 1643445, 1862571, 3104285, 5587713, 9312855, 27938565]

約数ペア:

[(1, 27938565), (3, 9312855), (5, 5587713), (9, 3104285), (15, 1862571), (17, 1643445), (45, 620857), (51, 547815), (59, 473535), (85, 328689), (153, 182605), (177, 157845), (255, 109563), (295, 94707), (531, 52615), (619, 45135), (765, 36521), (885, 31569), (1003, 27855), (1857, 15045), (2655, 10523), (3009, 9285), (3095, 9027), (5015, 5571)]