256615338

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{6109889}}^1$

素因数の和:6109901

約数の個数: 16

約数和(自身を含む): 586549440

約数和(自身を除く): 329934102

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 6109889, 12219778, 18329667, 36659334, 42769223, 85538446, 128307669, 256615338]

約数ペア:

[(1, 256615338), (2, 128307669), (3, 85538446), (6, 42769223), (7, 36659334), (14, 18329667), (21, 12219778), (42, 6109889)]