2013154563

素因数分解:

$3^1\times 7^2\times {\mathrm{691}}^1\times {\mathrm{19819}}^1$

素因数の和:20527

約数の個数: 24

約数和(自身を含む): 3127120320

約数和(自身を除く): 1113965757

約数列:

[1, 3, 7, 21, 49, 147, 691, 2073, 4837, 14511, 19819, 33859, 59457, 101577, 138733, 416199, 971131, 2913393, 13694929, 41084787, 95864503, 287593509, 671051521, 2013154563]

約数ペア:

[(1, 2013154563), (3, 671051521), (7, 287593509), (21, 95864503), (49, 41084787), (147, 13694929), (691, 2913393), (2073, 971131), (4837, 416199), (14511, 138733), (19819, 101577), (33859, 59457)]