257412

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{1129}}^1$

素因数の和:1155

約数の個数: 24

約数和(自身を含む): 632800

約数和(自身を除く): 375388

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 1129, 2258, 3387, 4516, 6774, 13548, 21451, 42902, 64353, 85804, 128706, 257412]

約数ペア:

[(1, 257412), (2, 128706), (3, 85804), (4, 64353), (6, 42902), (12, 21451), (19, 13548), (38, 6774), (57, 4516), (76, 3387), (114, 2258), (228, 1129)]