255906

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{677}}^1$

素因数の和:695

約数の個数: 32

約数和(自身を含む): 650880

約数和(自身を除く): 394974

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 677, 1354, 2031, 4062, 4739, 6093, 9478, 12186, 14217, 18279, 28434, 36558, 42651, 85302, 127953, 255906]

約数ペア:

[(1, 255906), (2, 127953), (3, 85302), (6, 42651), (7, 36558), (9, 28434), (14, 18279), (18, 14217), (21, 12186), (27, 9478), (42, 6093), (54, 4739), (63, 4062), (126, 2031), (189, 1354), (378, 677)]