319338

素因数分解:

$2^1\times 3^2\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:278

約数の個数: 24

約数和(自身を含む): 702468

約数和(自身を除く): 383130

約数列:

[1, 2, 3, 6, 9, 18, 113, 157, 226, 314, 339, 471, 678, 942, 1017, 1413, 2034, 2826, 17741, 35482, 53223, 106446, 159669, 319338]

約数ペア:

[(1, 319338), (2, 159669), (3, 106446), (6, 53223), (9, 35482), (18, 17741), (113, 2826), (157, 2034), (226, 1413), (314, 1017), (339, 942), (471, 678)]