28243161

素因数分解:

$3^5\times {\mathrm{71}}^1\times {\mathrm{1637}}^1$

素因数の和:1723

約数の個数: 24

約数和(自身を含む): 42928704

約数和(自身を除く): 14685543

約数列:

[1, 3, 9, 27, 71, 81, 213, 243, 639, 1637, 1917, 4911, 5751, 14733, 17253, 44199, 116227, 132597, 348681, 397791, 1046043, 3138129, 9414387, 28243161]

約数ペア:

[(1, 28243161), (3, 9414387), (9, 3138129), (27, 1046043), (71, 397791), (81, 348681), (213, 132597), (243, 116227), (639, 44199), (1637, 17253), (1917, 14733), (4911, 5751)]