15356747

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 18837360

約数和(自身を除く): 3480613

約数列:

[1, 7, 29, 49, 101, 107, 203, 707, 749, 1421, 2929, 3103, 4949, 5243, 10807, 20503, 21721, 75649, 143521, 152047, 313403, 529543, 2193821, 15356747]

約数ペア:

[(1, 15356747), (7, 2193821), (29, 529543), (49, 313403), (101, 152047), (107, 143521), (203, 75649), (707, 21721), (749, 20503), (1421, 10807), (2929, 5243), (3103, 4949)]