165021808

素因数分解:

$2^4\times 7^2\times {\mathrm{210487}}^1$

素因数の和:210509

約数の個数: 30

約数和(自身を含む): 371932296

約数和(自身を除く): 206910488

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 210487, 420974, 841948, 1473409, 1683896, 2946818, 3367792, 5893636, 10313863, 11787272, 20627726, 23574544, 41255452, 82510904, 165021808]

約数ペア:

[(1, 165021808), (2, 82510904), (4, 41255452), (7, 23574544), (8, 20627726), (14, 11787272), (16, 10313863), (28, 5893636), (49, 3367792), (56, 2946818), (98, 1683896), (112, 1473409), (196, 841948), (392, 420974), (784, 210487)]