13520745

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{42923}}^1$

素因数の和:42941

約数の個数: 24

約数和(自身を含む): 26784576

約数和(自身を除く): 13263831

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 42923, 128769, 214615, 300461, 386307, 643845, 901383, 1502305, 1931535, 2704149, 4506915, 13520745]

約数ペア:

[(1, 13520745), (3, 4506915), (5, 2704149), (7, 1931535), (9, 1502305), (15, 901383), (21, 643845), (35, 386307), (45, 300461), (63, 214615), (105, 128769), (315, 42923)]