9971290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{787}}^1$

素因数の和:982

約数の個数: 32

約数和(自身を含む): 20651904

約数和(自身を除く): 10680614

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 181, 362, 787, 905, 1267, 1574, 1810, 2534, 3935, 5509, 6335, 7870, 11018, 12670, 27545, 55090, 142447, 284894, 712235, 997129, 1424470, 1994258, 4985645, 9971290]

約数ペア:

[(1, 9971290), (2, 4985645), (5, 1994258), (7, 1424470), (10, 997129), (14, 712235), (35, 284894), (70, 142447), (181, 55090), (362, 27545), (787, 12670), (905, 11018), (1267, 7870), (1574, 6335), (1810, 5509), (2534, 3935)]