12020805

素因数分解:

$3^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{443}}^1$

素因数の和:527

約数の個数: 40

約数和(自身を含む): 21919392

約数和(自身を除く): 9898587

約数列:

[1, 3, 5, 9, 15, 27, 45, 67, 81, 135, 201, 335, 405, 443, 603, 1005, 1329, 1809, 2215, 3015, 3987, 5427, 6645, 9045, 11961, 19935, 27135, 29681, 35883, 59805, 89043, 148405, 179415, 267129, 445215, 801387, 1335645, 2404161, 4006935, 12020805]

約数ペア:

[(1, 12020805), (3, 4006935), (5, 2404161), (9, 1335645), (15, 801387), (27, 445215), (45, 267129), (67, 179415), (81, 148405), (135, 89043), (201, 59805), (335, 35883), (405, 29681), (443, 27135), (603, 19935), (1005, 11961), (1329, 9045), (1809, 6645), (2215, 5427), (3015, 3987)]