219144310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{25873}}^1$

素因数の和:25909

約数の個数: 48

約数和(自身を含む): 495538848

約数和(自身を除く): 276394538

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 385, 605, 770, 847, 1210, 1694, 4235, 8470, 25873, 51746, 129365, 181111, 258730, 284603, 362222, 569206, 905555, 1423015, 1811110, 1992221, 2846030, 3130633, 3984442, 6261266, 9961105, 15653165, 19922210, 21914431, 31306330, 43828862, 109572155, 219144310]

約数ペア:

[(1, 219144310), (2, 109572155), (5, 43828862), (7, 31306330), (10, 21914431), (11, 19922210), (14, 15653165), (22, 9961105), (35, 6261266), (55, 3984442), (70, 3130633), (77, 2846030), (110, 1992221), (121, 1811110), (154, 1423015), (242, 905555), (385, 569206), (605, 362222), (770, 284603), (847, 258730), (1210, 181111), (1694, 129365), (4235, 51746), (8470, 25873)]