207640279

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{44207}}^1$

素因数の和:44286

約数の個数: 16

約数和(自身を含む): 263126016

約数和(自身を除く): 55485737

約数列:

[1, 7, 11, 61, 77, 427, 671, 4697, 44207, 309449, 486277, 2696627, 3403939, 18876389, 29662897, 207640279]

約数ペア:

[(1, 207640279), (7, 29662897), (11, 18876389), (61, 3403939), (77, 2696627), (427, 486277), (671, 309449), (4697, 44207)]