28158284

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{91423}}^1$

素因数の和:91445

約数の個数: 24

約数和(自身を含む): 61436928

約数和(自身を除く): 33278644

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 91423, 182846, 365692, 639961, 1005653, 1279922, 2011306, 2559844, 4022612, 7039571, 14079142, 28158284]

約数ペア:

[(1, 28158284), (2, 14079142), (4, 7039571), (7, 4022612), (11, 2559844), (14, 2011306), (22, 1279922), (28, 1005653), (44, 639961), (77, 365692), (154, 182846), (308, 91423)]