157215429

素因数分解:

$3^2\times 7^1\times {\mathrm{643}}^1\times {\mathrm{3881}}^1$

素因数の和:4537

約数の個数: 24

約数和(自身を含む): 260000832

約数和(自身を除く): 102785403

約数列:

[1, 3, 7, 9, 21, 63, 643, 1929, 3881, 4501, 5787, 11643, 13503, 27167, 34929, 40509, 81501, 244503, 2495483, 7486449, 17468381, 22459347, 52405143, 157215429]

約数ペア:

[(1, 157215429), (3, 52405143), (7, 22459347), (9, 17468381), (21, 7486449), (63, 2495483), (643, 244503), (1929, 81501), (3881, 40509), (4501, 34929), (5787, 27167), (11643, 13503)]