8989666

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:298

約数の個数: 32

約数和(自身を含む): 16030080

約数和(自身を除く): 7040414

約数列:

[1, 2, 7, 14, 43, 86, 109, 137, 218, 274, 301, 602, 763, 959, 1526, 1918, 4687, 5891, 9374, 11782, 14933, 29866, 32809, 41237, 65618, 82474, 104531, 209062, 642119, 1284238, 4494833, 8989666]

約数ペア:

[(1, 8989666), (2, 4494833), (7, 1284238), (14, 642119), (43, 209062), (86, 104531), (109, 82474), (137, 65618), (218, 41237), (274, 32809), (301, 29866), (602, 14933), (763, 11782), (959, 9374), (1526, 5891), (1918, 4687)]