28689826

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{1151}}^1$

素因数の和:1278

約数の個数: 24

約数和(自身を含む): 47803392

約数和(自身を除く): 19113566

約数列:

[1, 2, 11, 22, 103, 121, 206, 242, 1133, 1151, 2266, 2302, 12463, 12661, 24926, 25322, 118553, 139271, 237106, 278542, 1304083, 2608166, 14344913, 28689826]

約数ペア:

[(1, 28689826), (2, 14344913), (11, 2608166), (22, 1304083), (103, 278542), (121, 237106), (206, 139271), (242, 118553), (1133, 25322), (1151, 24926), (2266, 12661), (2302, 12463)]