28897862

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{653}}^1$

素因数の和:800

約数の個数: 32

約数和(自身を含む): 51796800

約数和(自身を除く): 22898938

約数列:

[1, 2, 7, 14, 29, 58, 109, 203, 218, 406, 653, 763, 1306, 1526, 3161, 4571, 6322, 9142, 18937, 22127, 37874, 44254, 71177, 132559, 142354, 265118, 498239, 996478, 2064133, 4128266, 14448931, 28897862]

約数ペア:

[(1, 28897862), (2, 14448931), (7, 4128266), (14, 2064133), (29, 996478), (58, 498239), (109, 265118), (203, 142354), (218, 132559), (406, 71177), (653, 44254), (763, 37874), (1306, 22127), (1526, 18937), (3161, 9142), (4571, 6322)]