243312881

素因数分解:

$7^3\times {\mathrm{419}}^1\times {\mathrm{1693}}^1$

素因数の和:2133

約数の個数: 16

約数和(自身を含む): 284592000

約数和(自身を除く): 41279119

約数列:

[1, 7, 49, 343, 419, 1693, 2933, 11851, 20531, 82957, 143717, 580699, 709367, 4965569, 34758983, 243312881]

約数ペア:

[(1, 243312881), (7, 34758983), (49, 4965569), (343, 709367), (419, 580699), (1693, 143717), (2933, 82957), (11851, 20531)]