27431745

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{173}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 49761216

約数和(自身を除く): 22329471

約数列:

[1, 3, 5, 11, 15, 31, 33, 55, 93, 155, 165, 173, 341, 465, 519, 865, 961, 1023, 1705, 1903, 2595, 2883, 4805, 5115, 5363, 5709, 9515, 10571, 14415, 16089, 26815, 28545, 31713, 52855, 58993, 80445, 158565, 166253, 176979, 294965, 498759, 831265, 884895, 1828783, 2493795, 5486349, 9143915, 27431745]

約数ペア:

[(1, 27431745), (3, 9143915), (5, 5486349), (11, 2493795), (15, 1828783), (31, 884895), (33, 831265), (55, 498759), (93, 294965), (155, 176979), (165, 166253), (173, 158565), (341, 80445), (465, 58993), (519, 52855), (865, 31713), (961, 28545), (1023, 26815), (1705, 16089), (1903, 14415), (2595, 10571), (2883, 9515), (4805, 5709), (5115, 5363)]