13929475

素因数分解:

$5^2\times 7^2\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:244

約数の個数: 36

約数和(自身を含む): 20483064

約数和(自身を除く): 6553589

約数列:

[1, 5, 7, 25, 35, 49, 83, 137, 175, 245, 415, 581, 685, 959, 1225, 2075, 2905, 3425, 4067, 4795, 6713, 11371, 14525, 20335, 23975, 33565, 56855, 79597, 101675, 167825, 284275, 397985, 557179, 1989925, 2785895, 13929475]

約数ペア:

[(1, 13929475), (5, 2785895), (7, 1989925), (25, 557179), (35, 397985), (49, 284275), (83, 167825), (137, 101675), (175, 79597), (245, 56855), (415, 33565), (581, 23975), (685, 20335), (959, 14525), (1225, 11371), (2075, 6713), (2905, 4795), (3425, 4067)]