209857793

素因数分解:

${\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{769}}^1$

素因数の和:1112

約数の個数: 16

約数和(自身を含む): 226195200

約数和(自身を除く): 16337407

約数列:

[1, 19, 53, 271, 769, 1007, 5149, 14363, 14611, 40757, 208399, 272897, 774383, 3959581, 11045147, 209857793]

約数ペア:

[(1, 209857793), (19, 11045147), (53, 3959581), (271, 774383), (769, 272897), (1007, 208399), (5149, 40757), (14363, 14611)]