199995123

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{1879}}^1\times {\mathrm{2087}}^1$

素因数の和:3986

約数の個数: 16

約数和(自身を含む): 282631680

約数和(自身を除く): 82636557

約数列:

[1, 3, 17, 51, 1879, 2087, 5637, 6261, 31943, 35479, 95829, 106437, 3921473, 11764419, 66665041, 199995123]

約数ペア:

[(1, 199995123), (3, 66665041), (17, 11764419), (51, 3921473), (1879, 106437), (2087, 95829), (5637, 35479), (6261, 31943)]