28727685

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{91199}}^1$

素因数の和:91217

約数の個数: 24

約数和(自身を含む): 56908800

約数和(自身を除く): 28181115

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 91199, 273597, 455995, 638393, 820791, 1367985, 1915179, 3191965, 4103955, 5745537, 9575895, 28727685]

約数ペア:

[(1, 28727685), (3, 9575895), (5, 5745537), (7, 4103955), (9, 3191965), (15, 1915179), (21, 1367985), (35, 820791), (45, 638393), (63, 455995), (105, 273597), (315, 91199)]