197409816

素因数分解:

$2^3\times 3^2\times {\mathrm{127}}^1\times {\mathrm{21589}}^1$

素因数の和:21728

約数の個数: 48

約数和(自身を含む): 538886400

約数和(自身を除く): 341476584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 127, 254, 381, 508, 762, 1016, 1143, 1524, 2286, 3048, 4572, 9144, 21589, 43178, 64767, 86356, 129534, 172712, 194301, 259068, 388602, 518136, 777204, 1554408, 2741803, 5483606, 8225409, 10967212, 16450818, 21934424, 24676227, 32901636, 49352454, 65803272, 98704908, 197409816]

約数ペア:

[(1, 197409816), (2, 98704908), (3, 65803272), (4, 49352454), (6, 32901636), (8, 24676227), (9, 21934424), (12, 16450818), (18, 10967212), (24, 8225409), (36, 5483606), (72, 2741803), (127, 1554408), (254, 777204), (381, 518136), (508, 388602), (762, 259068), (1016, 194301), (1143, 172712), (1524, 129534), (2286, 86356), (3048, 64767), (4572, 43178), (9144, 21589)]