678834

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{967}}^1$

素因数の和:991

約数の個数: 32

約数和(自身を含む): 1626240

約数和(自身を除く): 947406

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 967, 1934, 2901, 5802, 8703, 12571, 17406, 25142, 26109, 37713, 52218, 75426, 113139, 226278, 339417, 678834]

約数ペア:

[(1, 678834), (2, 339417), (3, 226278), (6, 113139), (9, 75426), (13, 52218), (18, 37713), (26, 26109), (27, 25142), (39, 17406), (54, 12571), (78, 8703), (117, 5802), (234, 2901), (351, 1934), (702, 967)]