28257474

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{3889}}^1$

素因数の和:4074

約数の個数: 32

約数和(自身を含む): 64978560

約数和(自身を除く): 36721086

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 173, 346, 519, 1038, 1211, 2422, 3633, 3889, 7266, 7778, 11667, 23334, 27223, 54446, 81669, 163338, 672797, 1345594, 2018391, 4036782, 4709579, 9419158, 14128737, 28257474]

約数ペア:

[(1, 28257474), (2, 14128737), (3, 9419158), (6, 4709579), (7, 4036782), (14, 2018391), (21, 1345594), (42, 672797), (173, 163338), (346, 81669), (519, 54446), (1038, 27223), (1211, 23334), (2422, 11667), (3633, 7778), (3889, 7266)]