85405347

素因数分解:

$3^4\times {\mathrm{499}}^1\times {\mathrm{2113}}^1$

素因数の和:2624

約数の個数: 20

約数和(自身を含む): 127897000

約数和(自身を除く): 42491653

約数列:

[1, 3, 9, 27, 81, 499, 1497, 2113, 4491, 6339, 13473, 19017, 40419, 57051, 171153, 1054387, 3163161, 9489483, 28468449, 85405347]

約数ペア:

[(1, 85405347), (3, 28468449), (9, 9489483), (27, 3163161), (81, 1054387), (499, 171153), (1497, 57051), (2113, 40419), (4491, 19017), (6339, 13473)]