28727342

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{409}}^1$

素因数の和:620

約数の個数: 32

約数和(自身を含む): 51364800

約数和(自身を除く): 22637458

約数列:

[1, 2, 7, 14, 29, 58, 173, 203, 346, 406, 409, 818, 1211, 2422, 2863, 5017, 5726, 10034, 11861, 23722, 35119, 70238, 70757, 83027, 141514, 166054, 495299, 990598, 2051953, 4103906, 14363671, 28727342]

約数ペア:

[(1, 28727342), (2, 14363671), (7, 4103906), (14, 2051953), (29, 990598), (58, 495299), (173, 166054), (203, 141514), (346, 83027), (406, 70757), (409, 70238), (818, 35119), (1211, 23722), (2422, 11861), (2863, 10034), (5017, 5726)]