28757583

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3911}}^1$

素因数の和:3979

約数の個数: 24

約数和(自身を含む): 44753280

約数和(自身を除く): 15995697

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 3911, 7353, 11733, 35199, 74309, 168173, 222927, 504519, 668781, 1513557, 3195287, 9585861, 28757583]

約数ペア:

[(1, 28757583), (3, 9585861), (9, 3195287), (19, 1513557), (43, 668781), (57, 504519), (129, 222927), (171, 168173), (387, 74309), (817, 35199), (2451, 11733), (3911, 7353)]