1280468

素因数分解:

$2^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:204

約数の個数: 36

約数和(自身を含む): 2681280

約数和(自身を除く): 1400812

約数列:

[1, 2, 4, 7, 14, 28, 47, 49, 94, 98, 139, 188, 196, 278, 329, 556, 658, 973, 1316, 1946, 2303, 3892, 4606, 6533, 6811, 9212, 13066, 13622, 26132, 27244, 45731, 91462, 182924, 320117, 640234, 1280468]

約数ペア:

[(1, 1280468), (2, 640234), (4, 320117), (7, 182924), (14, 91462), (28, 45731), (47, 27244), (49, 26132), (94, 13622), (98, 13066), (139, 9212), (188, 6811), (196, 6533), (278, 4606), (329, 3892), (556, 2303), (658, 1946), (973, 1316)]