257513470

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{547901}}^1$

素因数の和:547955

約数の個数: 16

約数和(自身を含む): 473387328

約数和(自身を除く): 215873858

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 547901, 1095802, 2739505, 5479010, 25751347, 51502694, 128756735, 257513470]

約数ペア:

[(1, 257513470), (2, 128756735), (5, 51502694), (10, 25751347), (47, 5479010), (94, 2739505), (235, 1095802), (470, 547901)]