388519194

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{27947}}^1$

素因数の和:28290

約数の個数: 32

約数和(自身を含む): 890758656

約数和(自身を除く): 502239462

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 331, 662, 993, 1986, 2317, 4634, 6951, 13902, 27947, 55894, 83841, 167682, 195629, 391258, 586887, 1173774, 9250457, 18500914, 27751371, 55502742, 64753199, 129506398, 194259597, 388519194]

約数ペア:

[(1, 388519194), (2, 194259597), (3, 129506398), (6, 64753199), (7, 55502742), (14, 27751371), (21, 18500914), (42, 9250457), (331, 1173774), (662, 586887), (993, 391258), (1986, 195629), (2317, 167682), (4634, 83841), (6951, 55894), (13902, 27947)]