28440874

素因数分解:

$2^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{3769}}^1$

素因数の和:3803

約数の個数: 32

約数和(自身を含む): 54288000

約数和(自身を除く): 25847126

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 343, 539, 686, 1078, 3769, 3773, 7538, 7546, 26383, 41459, 52766, 82918, 184681, 290213, 369362, 580426, 1292767, 2031491, 2585534, 4062982, 14220437, 28440874]

約数ペア:

[(1, 28440874), (2, 14220437), (7, 4062982), (11, 2585534), (14, 2031491), (22, 1292767), (49, 580426), (77, 369362), (98, 290213), (154, 184681), (343, 82918), (539, 52766), (686, 41459), (1078, 26383), (3769, 7546), (3773, 7538)]