158565

素因数分解:

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

素因数の和:81

約数の個数: 24

約数和(自身を含む): 285984

約数和(自身を除く): 127419

約数列:

[1, 3, 5, 11, 15, 31, 33, 55, 93, 155, 165, 341, 465, 961, 1023, 1705, 2883, 4805, 5115, 10571, 14415, 31713, 52855, 158565]

約数ペア:

[(1, 158565), (3, 52855), (5, 31713), (11, 14415), (15, 10571), (31, 5115), (33, 4805), (55, 2883), (93, 1705), (155, 1023), (165, 961), (341, 465)]