1999858455

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{12473}}^1$

素因数の和:13000

約数の個数: 48

約数和(自身を含む): 3969725760

約数和(自身を除く): 1969867305

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 509, 1527, 2545, 3563, 4581, 7635, 10689, 12473, 17815, 22905, 32067, 37419, 53445, 62365, 87311, 112257, 160335, 187095, 261933, 436555, 561285, 785799, 1309665, 3928995, 6348757, 19046271, 31743785, 44441299, 57138813, 95231355, 133323897, 222206495, 285694065, 399971691, 666619485, 1999858455]

約数ペア:

[(1, 1999858455), (3, 666619485), (5, 399971691), (7, 285694065), (9, 222206495), (15, 133323897), (21, 95231355), (35, 57138813), (45, 44441299), (63, 31743785), (105, 19046271), (315, 6348757), (509, 3928995), (1527, 1309665), (2545, 785799), (3563, 561285), (4581, 436555), (7635, 261933), (10689, 187095), (12473, 160335), (17815, 112257), (22905, 87311), (32067, 62365), (37419, 53445)]