161755506718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{327440297}}^1$

素因数の和:327440331

約数の個数: 16

約数和(自身を含む): 275049850320

約数和(自身を除く): 113294343602

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 327440297, 654880594, 4256723861, 6221365643, 8513447722, 12442731286, 80877753359, 161755506718]

約数ペア:

[(1, 161755506718), (2, 80877753359), (13, 12442731286), (19, 8513447722), (26, 6221365643), (38, 4256723861), (247, 654880594), (494, 327440297)]