285628539

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{2063}}^1$

素因数の和:2439

約数の個数: 32

約数和(自身を含む): 459694080

約数和(自身を除く): 174065541

約数列:

[1, 3, 7, 19, 21, 57, 133, 347, 399, 1041, 2063, 2429, 6189, 6593, 7287, 14441, 19779, 39197, 43323, 46151, 117591, 138453, 274379, 715861, 823137, 2147583, 5011027, 13601359, 15033081, 40804077, 95209513, 285628539]

約数ペア:

[(1, 285628539), (3, 95209513), (7, 40804077), (19, 15033081), (21, 13601359), (57, 5011027), (133, 2147583), (347, 823137), (399, 715861), (1041, 274379), (2063, 138453), (2429, 117591), (6189, 46151), (6593, 43323), (7287, 39197), (14441, 19779)]