1387289916

素因数分解:

$2^2\times 3^6\times {\mathrm{475751}}^1$

素因数の和:475773

約数の個数: 42

約数和(自身を含む): 3639978552

約数和(自身を除く): 2252688636

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 475751, 951502, 1427253, 1903004, 2854506, 4281759, 5709012, 8563518, 12845277, 17127036, 25690554, 38535831, 51381108, 77071662, 115607493, 154143324, 231214986, 346822479, 462429972, 693644958, 1387289916]

約数ペア:

[(1, 1387289916), (2, 693644958), (3, 462429972), (4, 346822479), (6, 231214986), (9, 154143324), (12, 115607493), (18, 77071662), (27, 51381108), (36, 38535831), (54, 25690554), (81, 17127036), (108, 12845277), (162, 8563518), (243, 5709012), (324, 4281759), (486, 2854506), (729, 1903004), (972, 1427253), (1458, 951502), (2916, 475751)]