221433768

素因数分解:

$2^3\times 3^2\times {\mathrm{643}}^1\times {\mathrm{4783}}^1$

素因数の和:5438

約数の個数: 48

約数和(自身を含む): 600774720

約数和(自身を除く): 379340952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 643, 1286, 1929, 2572, 3858, 4783, 5144, 5787, 7716, 9566, 11574, 14349, 15432, 19132, 23148, 28698, 38264, 43047, 46296, 57396, 86094, 114792, 172188, 344376, 3075469, 6150938, 9226407, 12301876, 18452814, 24603752, 27679221, 36905628, 55358442, 73811256, 110716884, 221433768]

約数ペア:

[(1, 221433768), (2, 110716884), (3, 73811256), (4, 55358442), (6, 36905628), (8, 27679221), (9, 24603752), (12, 18452814), (18, 12301876), (24, 9226407), (36, 6150938), (72, 3075469), (643, 344376), (1286, 172188), (1929, 114792), (2572, 86094), (3858, 57396), (4783, 46296), (5144, 43047), (5787, 38264), (7716, 28698), (9566, 23148), (11574, 19132), (14349, 15432)]