208066605

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{1667}}^1$

素因数の和:1885

約数の個数: 32

約数和(自身を含む): 341553024

約数和(自身を除く): 133486419

約数列:

[1, 3, 5, 15, 53, 157, 159, 265, 471, 785, 795, 1667, 2355, 5001, 8321, 8335, 24963, 25005, 41605, 88351, 124815, 261719, 265053, 441755, 785157, 1308595, 1325265, 3925785, 13871107, 41613321, 69355535, 208066605]

約数ペア:

[(1, 208066605), (3, 69355535), (5, 41613321), (15, 13871107), (53, 3925785), (157, 1325265), (159, 1308595), (265, 785157), (471, 441755), (785, 265053), (795, 261719), (1667, 124815), (2355, 88351), (5001, 41605), (8321, 25005), (8335, 24963)]