12339915

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 23332608

約数和(自身を除く): 10992693

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 103, 105, 147, 163, 245, 309, 489, 515, 721, 735, 815, 1141, 1545, 2163, 2445, 3423, 3605, 5047, 5705, 7987, 10815, 15141, 16789, 17115, 23961, 25235, 39935, 50367, 75705, 83945, 117523, 119805, 251835, 352569, 587615, 822661, 1762845, 2467983, 4113305, 12339915]

約数ペア:

[(1, 12339915), (3, 4113305), (5, 2467983), (7, 1762845), (15, 822661), (21, 587615), (35, 352569), (49, 251835), (103, 119805), (105, 117523), (147, 83945), (163, 75705), (245, 50367), (309, 39935), (489, 25235), (515, 23961), (721, 17115), (735, 16789), (815, 15141), (1141, 10815), (1545, 7987), (2163, 5705), (2445, 5047), (3423, 3605)]