80406351

素因数分解:

$3^4\times {\mathrm{227}}^1\times {\mathrm{4373}}^1$

素因数の和:4612

約数の個数: 20

約数和(自身を含む): 120669912

約数和(自身を除く): 40263561

約数列:

[1, 3, 9, 27, 81, 227, 681, 2043, 4373, 6129, 13119, 18387, 39357, 118071, 354213, 992671, 2978013, 8934039, 26802117, 80406351]

約数ペア:

[(1, 80406351), (3, 26802117), (9, 8934039), (27, 2978013), (81, 992671), (227, 354213), (681, 118071), (2043, 39357), (4373, 18387), (6129, 13119)]