128520117

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{31663}}^1$

素因数の和:31721

約数の個数: 24

約数和(自身を含む): 207462528

約数和(自身を除く): 78942411

約数列:

[1, 3, 9, 11, 33, 41, 99, 123, 369, 451, 1353, 4059, 31663, 94989, 284967, 348293, 1044879, 1298183, 3134637, 3894549, 11683647, 14280013, 42840039, 128520117]

約数ペア:

[(1, 128520117), (3, 42840039), (9, 14280013), (11, 11683647), (33, 3894549), (41, 3134637), (99, 1298183), (123, 1044879), (369, 348293), (451, 284967), (1353, 94989), (4059, 31663)]