989780176

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{803393}}^1$

素因数の和:803419

約数の個数: 40

約数和(自身を含む): 2390900544

約数和(自身を除く): 1401120368

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 803393, 1606786, 3213572, 5623751, 6427144, 8837323, 11247502, 12854288, 17674646, 22495004, 35349292, 44990008, 61861261, 70698584, 89980016, 123722522, 141397168, 247445044, 494890088, 989780176]

約数ペア:

[(1, 989780176), (2, 494890088), (4, 247445044), (7, 141397168), (8, 123722522), (11, 89980016), (14, 70698584), (16, 61861261), (22, 44990008), (28, 35349292), (44, 22495004), (56, 17674646), (77, 12854288), (88, 11247502), (112, 8837323), (154, 6427144), (176, 5623751), (308, 3213572), (616, 1606786), (1232, 803393)]