207445407

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{2251}}^1$

素因数の和:2423

約数の個数: 32

約数和(自身を含む): 317802240

約数和(自身を除く): 110356833

約数列:

[1, 3, 13, 17, 39, 51, 139, 221, 417, 663, 1807, 2251, 2363, 5421, 6753, 7089, 29263, 30719, 38267, 87789, 92157, 114801, 312889, 497471, 938667, 1492413, 4067557, 5319113, 12202671, 15957339, 69148469, 207445407]

約数ペア:

[(1, 207445407), (3, 69148469), (13, 15957339), (17, 12202671), (39, 5319113), (51, 4067557), (139, 1492413), (221, 938667), (417, 497471), (663, 312889), (1807, 114801), (2251, 92157), (2363, 87789), (5421, 38267), (6753, 30719), (7089, 29263)]