28557445

素因数分解:

$5^1\times 7^2\times {\mathrm{229}}^1\times {\mathrm{509}}^1$

素因数の和:757

約数の個数: 24

約数和(自身を含む): 40116600

約数和(自身を除く): 11559155

約数列:

[1, 5, 7, 35, 49, 229, 245, 509, 1145, 1603, 2545, 3563, 8015, 11221, 17815, 24941, 56105, 116561, 124705, 582805, 815927, 4079635, 5711489, 28557445]

約数ペア:

[(1, 28557445), (5, 5711489), (7, 4079635), (35, 815927), (49, 582805), (229, 124705), (245, 116561), (509, 56105), (1145, 24941), (1603, 17815), (2545, 11221), (3563, 8015)]