1720401

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:312

約数の個数: 16

約数和(自身を含む): 2395008

約数和(自身を除く): 674607

約数列:

[1, 3, 41, 71, 123, 197, 213, 591, 2911, 8077, 8733, 13987, 24231, 41961, 573467, 1720401]

約数ペア:

[(1, 1720401), (3, 573467), (41, 41961), (71, 24231), (123, 13987), (197, 8733), (213, 8077), (591, 2911)]