28665075

素因数分解:

$3^1\times 5^2\times {\mathrm{229}}^1\times {\mathrm{1669}}^1$

素因数の和:1911

約数の個数: 24

約数和(自身を含む): 47628400

約数和(自身を除く): 18963325

約数列:

[1, 3, 5, 15, 25, 75, 229, 687, 1145, 1669, 3435, 5007, 5725, 8345, 17175, 25035, 41725, 125175, 382201, 1146603, 1911005, 5733015, 9555025, 28665075]

約数ペア:

[(1, 28665075), (3, 9555025), (5, 5733015), (15, 1911005), (25, 1146603), (75, 382201), (229, 125175), (687, 41725), (1145, 25035), (1669, 17175), (3435, 8345), (5007, 5725)]