255048969

素因数分解:

$3^1\times 7^3\times {\mathrm{71}}^1\times {\mathrm{3491}}^1$

素因数の和:3586

約数の個数: 32

約数和(自身を含む): 402278400

約数和(自身を除く): 147229431

約数列:

[1, 3, 7, 21, 49, 71, 147, 213, 343, 497, 1029, 1491, 3479, 3491, 10437, 10473, 24353, 24437, 73059, 73311, 171059, 247861, 513177, 743583, 1197413, 1735027, 3592239, 5205081, 12145189, 36435567, 85016323, 255048969]

約数ペア:

[(1, 255048969), (3, 85016323), (7, 36435567), (21, 12145189), (49, 5205081), (71, 3592239), (147, 1735027), (213, 1197413), (343, 743583), (497, 513177), (1029, 247861), (1491, 171059), (3479, 73311), (3491, 73059), (10437, 24437), (10473, 24353)]