258678

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{2053}}^1$

素因数の和:2068

約数の個数: 24

約数和(自身を含む): 640848

約数和(自身を除く): 382170

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 2053, 4106, 6159, 12318, 14371, 18477, 28742, 36954, 43113, 86226, 129339, 258678]

約数ペア:

[(1, 258678), (2, 129339), (3, 86226), (6, 43113), (7, 36954), (9, 28742), (14, 18477), (18, 14371), (21, 12318), (42, 6159), (63, 4106), (126, 2053)]