1388977521

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{6113}}^1$

素因数の和:6265

約数の個数: 32

約数和(自身を含む): 2007348480

約数和(自身を除く): 618370959

約数列:

[1, 3, 23, 37, 69, 89, 111, 267, 851, 2047, 2553, 3293, 6113, 6141, 9879, 18339, 75739, 140599, 226181, 227217, 421797, 544057, 678543, 1632171, 5202163, 12513311, 15606489, 20130109, 37539933, 60390327, 462992507, 1388977521]

約数ペア:

[(1, 1388977521), (3, 462992507), (23, 60390327), (37, 37539933), (69, 20130109), (89, 15606489), (111, 12513311), (267, 5202163), (851, 1632171), (2047, 678543), (2553, 544057), (3293, 421797), (6113, 227217), (6141, 226181), (9879, 140599), (18339, 75739)]