1279897465

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{9749}}^1$

素因数の和:9814

約数の個数: 48

約数和(自身を含む): 1991808000

約数和(自身を除く): 711910535

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 121, 155, 217, 341, 385, 605, 847, 1085, 1705, 2387, 3751, 4235, 9749, 11935, 18755, 26257, 48745, 68243, 107239, 131285, 302219, 341215, 536195, 750673, 1179629, 1511095, 2115533, 3324409, 3753365, 5898145, 8257403, 10577665, 16622045, 23270863, 36568499, 41287015, 116354315, 182842495, 255979493, 1279897465]

約数ペア:

[(1, 1279897465), (5, 255979493), (7, 182842495), (11, 116354315), (31, 41287015), (35, 36568499), (55, 23270863), (77, 16622045), (121, 10577665), (155, 8257403), (217, 5898145), (341, 3753365), (385, 3324409), (605, 2115533), (847, 1511095), (1085, 1179629), (1705, 750673), (2387, 536195), (3751, 341215), (4235, 302219), (9749, 131285), (11935, 107239), (18755, 68243), (26257, 48745)]