121212729

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{2789}}^1$

素因数の和:3245

約数の個数: 24

約数和(自身を含む): 191505600

約数和(自身を除く): 70292871

約数列:

[1, 3, 9, 11, 33, 99, 439, 1317, 2789, 3951, 4829, 8367, 14487, 25101, 30679, 43461, 92037, 276111, 1224371, 3673113, 11019339, 13468081, 40404243, 121212729]

約数ペア:

[(1, 121212729), (3, 40404243), (9, 13468081), (11, 11019339), (33, 3673113), (99, 1224371), (439, 276111), (1317, 92037), (2789, 43461), (3951, 30679), (4829, 25101), (8367, 14487)]