171991306

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{11287}}^1$

素因数の和:11709

約数の個数: 16

約数和(自身を含む): 272266560

約数和(自身を除く): 100275254

約数列:

[1, 2, 19, 38, 401, 802, 7619, 11287, 15238, 22574, 214453, 428906, 4526087, 9052174, 85995653, 171991306]

約数ペア:

[(1, 171991306), (2, 85995653), (19, 9052174), (38, 4526087), (401, 428906), (802, 214453), (7619, 22574), (11287, 15238)]