12818187

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{421}}^1$

素因数の和:643

約数の個数: 24

約数和(自身を含む): 19749600

約数和(自身を除く): 6931413

約数列:

[1, 3, 9, 17, 51, 153, 199, 421, 597, 1263, 1791, 3383, 3789, 7157, 10149, 21471, 30447, 64413, 83779, 251337, 754011, 1424243, 4272729, 12818187]

約数ペア:

[(1, 12818187), (3, 4272729), (9, 1424243), (17, 754011), (51, 251337), (153, 83779), (199, 64413), (421, 30447), (597, 21471), (1263, 10149), (1791, 7157), (3383, 3789)]