253881213

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1\times {\mathrm{11087}}^1$

素因数の和:11556

約数の個数: 16

約数和(自身を含む): 359251200

約数和(自身を除く): 105369987

約数列:

[1, 3, 17, 51, 449, 1347, 7633, 11087, 22899, 33261, 188479, 565437, 4978063, 14934189, 84627071, 253881213]

約数ペア:

[(1, 253881213), (3, 84627071), (17, 14934189), (51, 4978063), (449, 565437), (1347, 188479), (7633, 33261), (11087, 22899)]