90321237

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{27197}}^1$

素因数の和:27250

約数の個数: 20

約数和(自身を含む): 138220236

約数和(自身を除く): 47898999

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 27197, 81591, 244773, 734319, 1115077, 2202957, 3345231, 10035693, 30107079, 90321237]

約数ペア:

[(1, 90321237), (3, 30107079), (9, 10035693), (27, 3345231), (41, 2202957), (81, 1115077), (123, 734319), (369, 244773), (1107, 81591), (3321, 27197)]