171940274

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{10007}}^1$

素因数の和:10102

約数の個数: 24

約数和(自身を含む): 287509824

約数和(自身を除く): 115569550

約数列:

[1, 2, 11, 22, 71, 121, 142, 242, 781, 1562, 8591, 10007, 17182, 20014, 110077, 220154, 710497, 1210847, 1420994, 2421694, 7815467, 15630934, 85970137, 171940274]

約数ペア:

[(1, 171940274), (2, 85970137), (11, 15630934), (22, 7815467), (71, 2421694), (121, 1420994), (142, 1210847), (242, 710497), (781, 220154), (1562, 110077), (8591, 20014), (10007, 17182)]