28271673

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{8513}}^1$

素因数の和:8566

約数の個数: 20

約数和(自身を含む): 43268148

約数和(自身を除く): 14996475

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 8513, 25539, 76617, 229851, 349033, 689553, 1047099, 3141297, 9423891, 28271673]

約数ペア:

[(1, 28271673), (3, 9423891), (9, 3141297), (27, 1047099), (41, 689553), (81, 349033), (123, 229851), (369, 76617), (1107, 25539), (3321, 8513)]