678852

素因数分解:

$2^2\times 3^2\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:292

約数の個数: 36

約数和(自身を含む): 1741740

約数和(自身を除く): 1062888

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 109, 173, 218, 327, 346, 436, 519, 654, 692, 981, 1038, 1308, 1557, 1962, 2076, 3114, 3924, 6228, 18857, 37714, 56571, 75428, 113142, 169713, 226284, 339426, 678852]

約数ペア:

[(1, 678852), (2, 339426), (3, 226284), (4, 169713), (6, 113142), (9, 75428), (12, 56571), (18, 37714), (36, 18857), (109, 6228), (173, 3924), (218, 3114), (327, 2076), (346, 1962), (436, 1557), (519, 1308), (654, 1038), (692, 981)]