13342945

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{4951}}^1$

素因数の和:4981

約数の個数: 24

約数和(自身を含む): 20323008

約数和(自身を除く): 6980063

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 385, 539, 2695, 4951, 24755, 34657, 54461, 173285, 242599, 272305, 381227, 1212995, 1906135, 2668589, 13342945]

約数ペア:

[(1, 13342945), (5, 2668589), (7, 1906135), (11, 1212995), (35, 381227), (49, 272305), (55, 242599), (77, 173285), (245, 54461), (385, 34657), (539, 24755), (2695, 4951)]