281567187

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{1321}}^1\times {\mathrm{2153}}^1$

素因数の和:3491

約数の個数: 24

約数和(自身を含む): 444223728

約数和(自身を除く): 162656541

約数列:

[1, 3, 9, 11, 33, 99, 1321, 2153, 3963, 6459, 11889, 14531, 19377, 23683, 43593, 71049, 130779, 213147, 2844113, 8532339, 25597017, 31285243, 93855729, 281567187]

約数ペア:

[(1, 281567187), (3, 93855729), (9, 31285243), (11, 25597017), (33, 8532339), (99, 2844113), (1321, 213147), (2153, 130779), (3963, 71049), (6459, 43593), (11889, 23683), (14531, 19377)]