26721889415

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{641}}^1\times {\mathrm{1231}}^1$

素因数の和:2411

約数の個数: 32

約数和(自身を含む): 34681312512

約数和(自身を除く): 7959423097

約数列:

[1, 5, 13, 65, 521, 641, 1231, 2605, 3205, 6155, 6773, 8333, 16003, 33865, 41665, 80015, 333961, 641351, 789071, 1669805, 3206755, 3945355, 4341493, 8337563, 10257923, 21707465, 41687815, 51289615, 411105991, 2055529955, 5344377883, 26721889415]

約数ペア:

[(1, 26721889415), (5, 5344377883), (13, 2055529955), (65, 411105991), (521, 51289615), (641, 41687815), (1231, 21707465), (2605, 10257923), (3205, 8337563), (6155, 4341493), (6773, 3945355), (8333, 3206755), (16003, 1669805), (33865, 789071), (41665, 641351), (80015, 333961)]