203670005

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{2741}}^1$

素因数の和:2957

約数の個数: 32

約数和(自身を含む): 306402048

約数和(自身を除く): 102732043

約数列:

[1, 5, 7, 11, 35, 55, 77, 193, 385, 965, 1351, 2123, 2741, 6755, 10615, 13705, 14861, 19187, 30151, 74305, 95935, 150755, 211057, 529013, 1055285, 2645065, 3703091, 5819143, 18515455, 29095715, 40734001, 203670005]

約数ペア:

[(1, 203670005), (5, 40734001), (7, 29095715), (11, 18515455), (35, 5819143), (55, 3703091), (77, 2645065), (193, 1055285), (385, 529013), (965, 211057), (1351, 150755), (2123, 95935), (2741, 74305), (6755, 30151), (10615, 19187), (13705, 14861)]