13155535

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:195

約数の個数: 32

約数和(自身を含む): 17729280

約数和(自身を除く): 4573745

約数列:

[1, 5, 17, 37, 47, 85, 89, 185, 235, 445, 629, 799, 1513, 1739, 3145, 3293, 3995, 4183, 7565, 8695, 16465, 20915, 29563, 55981, 71111, 147815, 154771, 279905, 355555, 773855, 2631107, 13155535]

約数ペア:

[(1, 13155535), (5, 2631107), (17, 773855), (37, 355555), (47, 279905), (85, 154771), (89, 147815), (185, 71111), (235, 55981), (445, 29563), (629, 20915), (799, 16465), (1513, 8695), (1739, 7565), (3145, 4183), (3293, 3995)]