1817385021

素因数分解:

$3^2\times {\mathrm{29}}^2\times {\mathrm{240109}}^1$

素因数の和:240173

約数の個数: 18

約数和(自身を含む): 2718765530

約数和(自身を除く): 901380509

約数列:

[1, 3, 9, 29, 87, 261, 841, 2523, 7569, 240109, 720327, 2160981, 6963161, 20889483, 62668449, 201931669, 605795007, 1817385021]

約数ペア:

[(1, 1817385021), (3, 605795007), (9, 201931669), (29, 62668449), (87, 20889483), (261, 6963161), (841, 2160981), (2523, 720327), (7569, 240109)]