257492688

素因数分解:

$2^4\times 3^1\times {\mathrm{5364431}}^1$

素因数の和:5364442

約数の個数: 20

約数和(自身を含む): 665189568

約数和(自身を除く): 407696880

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 5364431, 10728862, 16093293, 21457724, 32186586, 42915448, 64373172, 85830896, 128746344, 257492688]

約数ペア:

[(1, 257492688), (2, 128746344), (3, 85830896), (4, 64373172), (6, 42915448), (8, 32186586), (12, 21457724), (16, 16093293), (24, 10728862), (48, 5364431)]