131579903

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{46643}}^1$

素因数の和:46694

約数の個数: 16

約数和(自身を含む): 167172096

約数和(自身を除く): 35592193

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 46643, 326501, 606359, 1445933, 4244513, 10121531, 18797129, 131579903]

約数ペア:

[(1, 131579903), (7, 18797129), (13, 10121531), (31, 4244513), (91, 1445933), (217, 606359), (403, 326501), (2821, 46643)]