13387185

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{42499}}^1$

素因数の和:42517

約数の個数: 24

約数和(自身を含む): 26520000

約数和(自身を除く): 13132815

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 42499, 127497, 212495, 297493, 382491, 637485, 892479, 1487465, 1912455, 2677437, 4462395, 13387185]

約数ペア:

[(1, 13387185), (3, 4462395), (5, 2677437), (7, 1912455), (9, 1487465), (15, 892479), (21, 637485), (35, 382491), (45, 297493), (63, 212495), (105, 127497), (315, 42499)]