187451886

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{28901}}^1$

素因数の和:28976

約数の個数: 32

約数和(自身を含む): 399541248

約数和(自身を除く): 212089362

約数列:

[1, 2, 3, 6, 23, 46, 47, 69, 94, 138, 141, 282, 1081, 2162, 3243, 6486, 28901, 57802, 86703, 173406, 664723, 1329446, 1358347, 1994169, 2716694, 3988338, 4075041, 8150082, 31241981, 62483962, 93725943, 187451886]

約数ペア:

[(1, 187451886), (2, 93725943), (3, 62483962), (6, 31241981), (23, 8150082), (46, 4075041), (47, 3988338), (69, 2716694), (94, 1994169), (138, 1358347), (141, 1329446), (282, 664723), (1081, 173406), (2162, 86703), (3243, 57802), (6486, 28901)]