128045587803

素因数分解:

$3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{27342641}}^1$

素因数の和:27342874

約数の個数: 16

約数和(自身を含む): 195992057856

約数和(自身を除く): 67946470053

約数列:

[1, 3, 7, 21, 223, 669, 1561, 4683, 27342641, 82027923, 191398487, 574195461, 6097408943, 18292226829, 42681862601, 128045587803]

約数ペア:

[(1, 128045587803), (3, 42681862601), (7, 18292226829), (21, 6097408943), (223, 574195461), (669, 191398487), (1561, 82027923), (4683, 27342641)]