678409812

素因数分解:

$2^2\times 3^2\times {\mathrm{173}}^1\times {\mathrm{108929}}^1$

素因数の和:109112

約数の個数: 36

約数和(自身を含む): 1724797620

約数和(自身を除く): 1046387808

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 173, 346, 519, 692, 1038, 1557, 2076, 3114, 6228, 108929, 217858, 326787, 435716, 653574, 980361, 1307148, 1960722, 3921444, 18844717, 37689434, 56534151, 75378868, 113068302, 169602453, 226136604, 339204906, 678409812]

約数ペア:

[(1, 678409812), (2, 339204906), (3, 226136604), (4, 169602453), (6, 113068302), (9, 75378868), (12, 56534151), (18, 37689434), (36, 18844717), (173, 3921444), (346, 1960722), (519, 1307148), (692, 980361), (1038, 653574), (1557, 435716), (2076, 326787), (3114, 217858), (6228, 108929)]