54581919

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{353}}^1$

素因数の和:599

約数の個数: 32

約数和(自身を含む): 86092800

約数和(自身を除く): 31510881

約数列:

[1, 3, 7, 21, 37, 111, 199, 259, 353, 597, 777, 1059, 1393, 2471, 4179, 7363, 7413, 13061, 22089, 39183, 51541, 70247, 91427, 154623, 210741, 274281, 491729, 1475187, 2599139, 7797417, 18193973, 54581919]

約数ペア:

[(1, 54581919), (3, 18193973), (7, 7797417), (21, 2599139), (37, 1475187), (111, 491729), (199, 274281), (259, 210741), (353, 154623), (597, 91427), (777, 70247), (1059, 51541), (1393, 39183), (2471, 22089), (4179, 13061), (7363, 7413)]