140176216

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{407489}}^1$

素因数の和:407538

約数の個数: 16

約数和(自身を含む): 268943400

約数和(自身を除く): 128767184

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 407489, 814978, 1629956, 3259912, 17522027, 35044054, 70088108, 140176216]

約数ペア:

[(1, 140176216), (2, 70088108), (4, 35044054), (8, 17522027), (43, 3259912), (86, 1629956), (172, 814978), (344, 407489)]