256914882

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{679669}}^1$

素因数の和:679687

約数の個数: 32

約数和(自身を含む): 652483200

約数和(自身を除く): 395568318

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 679669, 1359338, 2039007, 4078014, 4757683, 6117021, 9515366, 12234042, 14273049, 18351063, 28546098, 36702126, 42819147, 85638294, 128457441, 256914882]

約数ペア:

[(1, 256914882), (2, 128457441), (3, 85638294), (6, 42819147), (7, 36702126), (9, 28546098), (14, 18351063), (18, 14273049), (21, 12234042), (27, 9515366), (42, 6117021), (54, 4757683), (63, 4078014), (126, 2039007), (189, 1359338), (378, 679669)]