1285753617

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{163}}^2\times {\mathrm{283}}^1$

素因数の和:634

約数の個数: 36

約数和(自身を含む): 1973964720

約数和(自身を除く): 688211103

約数列:

[1, 3, 9, 19, 57, 163, 171, 283, 489, 849, 1467, 2547, 3097, 5377, 9291, 16131, 26569, 27873, 46129, 48393, 79707, 138387, 239121, 415161, 504811, 876451, 1514433, 2629353, 4543299, 7519027, 7888059, 22557081, 67671243, 142861513, 428584539, 1285753617]

約数ペア:

[(1, 1285753617), (3, 428584539), (9, 142861513), (19, 67671243), (57, 22557081), (163, 7888059), (171, 7519027), (283, 4543299), (489, 2629353), (849, 1514433), (1467, 876451), (2547, 504811), (3097, 415161), (5377, 239121), (9291, 138387), (16131, 79707), (26569, 48393), (27873, 46129)]