13921537

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:241

約数の個数: 24

約数和(自身を含む): 17093160

約数和(自身を除く): 3171623

約数列:

[1, 7, 29, 49, 97, 101, 203, 679, 707, 1421, 2813, 2929, 4753, 4949, 9797, 19691, 20503, 68579, 137837, 143521, 284113, 480053, 1988791, 13921537]

約数ペア:

[(1, 13921537), (7, 1988791), (29, 480053), (49, 284113), (97, 143521), (101, 137837), (203, 68579), (679, 20503), (707, 19691), (1421, 9797), (2813, 4949), (2929, 4753)]