51143055

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1531}}^1$

素因数の和:1687

約数の個数: 32

約数和(自身を含む): 87360768

約数和(自身を除く): 36217713

約数列:

[1, 3, 5, 15, 17, 51, 85, 131, 255, 393, 655, 1531, 1965, 2227, 4593, 6681, 7655, 11135, 22965, 26027, 33405, 78081, 130135, 200561, 390405, 601683, 1002805, 3008415, 3409537, 10228611, 17047685, 51143055]

約数ペア:

[(1, 51143055), (3, 17047685), (5, 10228611), (15, 3409537), (17, 3008415), (51, 1002805), (85, 601683), (131, 390405), (255, 200561), (393, 130135), (655, 78081), (1531, 33405), (1965, 26027), (2227, 22965), (4593, 11135), (6681, 7655)]