83813121

素因数分解:

$3^2\times 7^1\times {\mathrm{643}}^1\times {\mathrm{2069}}^1$

素因数の和:2725

約数の個数: 24

約数和(自身を含む): 138640320

約数和(自身を除く): 54827199

約数列:

[1, 3, 7, 9, 21, 63, 643, 1929, 2069, 4501, 5787, 6207, 13503, 14483, 18621, 40509, 43449, 130347, 1330367, 3991101, 9312569, 11973303, 27937707, 83813121]

約数ペア:

[(1, 83813121), (3, 27937707), (7, 11973303), (9, 9312569), (21, 3991101), (63, 1330367), (643, 130347), (1929, 43449), (2069, 40509), (4501, 18621), (5787, 14483), (6207, 13503)]