1918781697

素因数分解:

$3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{808589}}^1$

素因数の和:808712

約数の個数: 16

約数和(自身を含む): 2949736320

約数和(自身を除く): 1030954623

約数列:

[1, 3, 7, 21, 113, 339, 791, 2373, 808589, 2425767, 5660123, 16980369, 91370557, 274111671, 639593899, 1918781697]

約数ペア:

[(1, 1918781697), (3, 639593899), (7, 274111671), (21, 91370557), (113, 16980369), (339, 5660123), (791, 2425767), (2373, 808589)]