87378543

素因数分解:

$3^2\times 7^1\times {\mathrm{449}}^1\times {\mathrm{3089}}^1$

素因数の和:3551

約数の個数: 24

約数和(自身を含む): 144612000

約数和(自身を除く): 57233457

約数列:

[1, 3, 7, 9, 21, 63, 449, 1347, 3089, 3143, 4041, 9267, 9429, 21623, 27801, 28287, 64869, 194607, 1386961, 4160883, 9708727, 12482649, 29126181, 87378543]

約数ペア:

[(1, 87378543), (3, 29126181), (7, 12482649), (9, 9708727), (21, 4160883), (63, 1386961), (449, 194607), (1347, 64869), (3089, 28287), (3143, 27801), (4041, 21623), (9267, 9429)]