57157065

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{431}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 113757696

約数和(自身を除く): 56600631

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 421, 431, 1263, 1293, 2105, 2155, 2947, 3017, 3789, 3879, 6315, 6465, 8841, 9051, 14735, 15085, 18945, 19395, 26523, 27153, 44205, 45255, 132615, 135765, 181451, 544353, 907255, 1270157, 1633059, 2721765, 3810471, 6350785, 8165295, 11431413, 19052355, 57157065]

約数ペア:

[(1, 57157065), (3, 19052355), (5, 11431413), (7, 8165295), (9, 6350785), (15, 3810471), (21, 2721765), (35, 1633059), (45, 1270157), (63, 907255), (105, 544353), (315, 181451), (421, 135765), (431, 132615), (1263, 45255), (1293, 44205), (2105, 27153), (2155, 26523), (2947, 19395), (3017, 18945), (3789, 15085), (3879, 14735), (6315, 9051), (6465, 8841)]