201979568

素因数分解:

$2^4\times 7^2\times {\mathrm{257627}}^1$

素因数の和:257649

約数の個数: 30

約数和(自身を含む): 455228676

約数和(自身を除く): 253249108

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 257627, 515254, 1030508, 1803389, 2061016, 3606778, 4122032, 7213556, 12623723, 14427112, 25247446, 28854224, 50494892, 100989784, 201979568]

約数ペア:

[(1, 201979568), (2, 100989784), (4, 50494892), (7, 28854224), (8, 25247446), (14, 14427112), (16, 12623723), (28, 7213556), (49, 4122032), (56, 3606778), (98, 2061016), (112, 1803389), (196, 1030508), (392, 515254), (784, 257627)]