271755981

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{31033}}^1$

素因数の和:31185

約数の個数: 24

約数和(自身を含む): 451855040

約数和(自身を除く): 180099059

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 8757, 31033, 93099, 217231, 279297, 651693, 1955079, 4313587, 12940761, 30195109, 38822283, 90585327, 271755981]

約数ペア:

[(1, 271755981), (3, 90585327), (7, 38822283), (9, 30195109), (21, 12940761), (63, 4313587), (139, 1955079), (417, 651693), (973, 279297), (1251, 217231), (2919, 93099), (8757, 31033)]