30965788

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{13999}}^1$

素因数の和:14089

約数の個数: 24

約数和(自身を含む): 62720000

約数和(自身を除く): 31754212

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 13999, 27998, 55996, 97993, 195986, 391972, 1105921, 2211842, 4423684, 7741447, 15482894, 30965788]

約数ペア:

[(1, 30965788), (2, 15482894), (4, 7741447), (7, 4423684), (14, 2211842), (28, 1105921), (79, 391972), (158, 195986), (316, 97993), (553, 55996), (1106, 27998), (2212, 13999)]