238605237

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{15809}}^1$

素因数の和:15874

約数の個数: 32

約数和(自身を含む): 389558400

約数和(自身を除く): 150953163

約数列:

[1, 3, 9, 13, 27, 39, 43, 117, 129, 351, 387, 559, 1161, 1677, 5031, 15093, 15809, 47427, 142281, 205517, 426843, 616551, 679787, 1849653, 2039361, 5548959, 6118083, 8837231, 18354249, 26511693, 79535079, 238605237]

約数ペア:

[(1, 238605237), (3, 79535079), (9, 26511693), (13, 18354249), (27, 8837231), (39, 6118083), (43, 5548959), (117, 2039361), (129, 1849653), (351, 679787), (387, 616551), (559, 426843), (1161, 205517), (1677, 142281), (5031, 47427), (15093, 15809)]