12912454807

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{643403}}^1$

素因数の和:643518

約数の個数: 16

約数和(自身を含む): 15318162432

約数和(自身を除く): 2405707625

約数列:

[1, 7, 47, 61, 329, 427, 2867, 20069, 643403, 4503821, 30239941, 39247583, 211679587, 274733081, 1844636401, 12912454807]

約数ペア:

[(1, 12912454807), (7, 1844636401), (47, 274733081), (61, 211679587), (329, 39247583), (427, 30239941), (2867, 4503821), (20069, 643403)]