199908065

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{2411}}^1$

素因数の和:2549

約数の個数: 32

約数和(自身を含む): 288976896

約数和(自身を除く): 89068831

約数列:

[1, 5, 7, 23, 35, 103, 115, 161, 515, 721, 805, 2369, 2411, 3605, 11845, 12055, 16583, 16877, 55453, 82915, 84385, 248333, 277265, 388171, 1241665, 1738331, 1940855, 5711659, 8691655, 28558295, 39981613, 199908065]

約数ペア:

[(1, 199908065), (5, 39981613), (7, 28558295), (23, 8691655), (35, 5711659), (103, 1940855), (115, 1738331), (161, 1241665), (515, 388171), (721, 277265), (805, 248333), (2369, 84385), (2411, 82915), (3605, 55453), (11845, 16877), (12055, 16583)]