127923171

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{563}}^1$

素因数の和:715

約数の個数: 32

約数和(自身を含む): 185172480

約数和(自身を除く): 57249309

約数列:

[1, 3, 23, 37, 69, 89, 111, 267, 563, 851, 1689, 2047, 2553, 3293, 6141, 9879, 12949, 20831, 38847, 50107, 62493, 75739, 150321, 227217, 479113, 1152461, 1437339, 1853959, 3457383, 5561877, 42641057, 127923171]

約数ペア:

[(1, 127923171), (3, 42641057), (23, 5561877), (37, 3457383), (69, 1853959), (89, 1437339), (111, 1152461), (267, 479113), (563, 227217), (851, 150321), (1689, 75739), (2047, 62493), (2553, 50107), (3293, 38847), (6141, 20831), (9879, 12949)]