28438461

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{77069}}^1$

素因数の和:77116

約数の個数: 12

約数和(自身を含む): 42080220

約数和(自身を除く): 13641759

約数列:

[1, 3, 9, 41, 123, 369, 77069, 231207, 693621, 3159829, 9479487, 28438461]

約数ペア:

[(1, 28438461), (3, 9479487), (9, 3159829), (41, 693621), (123, 231207), (369, 77069)]