16772945

素因数分解:

$5^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{307}}^1$

素因数の和:549

約数の個数: 24

約数和(自身を含む): 23595264

約数和(自身を除く): 6822319

約数列:

[1, 5, 7, 35, 49, 223, 245, 307, 1115, 1535, 1561, 2149, 7805, 10745, 10927, 15043, 54635, 68461, 75215, 342305, 479227, 2396135, 3354589, 16772945]

約数ペア:

[(1, 16772945), (5, 3354589), (7, 2396135), (35, 479227), (49, 342305), (223, 75215), (245, 68461), (307, 54635), (1115, 15043), (1535, 10927), (1561, 10745), (2149, 7805)]