128516598

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{339991}}^1$

素因数の和:340009

約数の個数: 32

約数和(自身を含む): 326392320

約数和(自身を除く): 197875722

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 339991, 679982, 1019973, 2039946, 2379937, 3059919, 4759874, 6119838, 7139811, 9179757, 14279622, 18359514, 21419433, 42838866, 64258299, 128516598]

約数ペア:

[(1, 128516598), (2, 64258299), (3, 42838866), (6, 21419433), (7, 18359514), (9, 14279622), (14, 9179757), (18, 7139811), (21, 6119838), (27, 4759874), (42, 3059919), (54, 2379937), (63, 2039946), (126, 1019973), (189, 679982), (378, 339991)]