253770188

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{1193}}^1$

素因数の和:1382

約数の個数: 48

約数和(自身を含む): 519934464

約数和(自身を除く): 266164276

約数列:

[1, 2, 4, 7, 14, 28, 71, 107, 142, 214, 284, 428, 497, 749, 994, 1193, 1498, 1988, 2386, 2996, 4772, 7597, 8351, 15194, 16702, 30388, 33404, 53179, 84703, 106358, 127651, 169406, 212716, 255302, 338812, 510604, 592921, 893557, 1185842, 1787114, 2371684, 3574228, 9063221, 18126442, 36252884, 63442547, 126885094, 253770188]

約数ペア:

[(1, 253770188), (2, 126885094), (4, 63442547), (7, 36252884), (14, 18126442), (28, 9063221), (71, 3574228), (107, 2371684), (142, 1787114), (214, 1185842), (284, 893557), (428, 592921), (497, 510604), (749, 338812), (994, 255302), (1193, 212716), (1498, 169406), (1988, 127651), (2386, 106358), (2996, 84703), (4772, 53179), (7597, 33404), (8351, 30388), (15194, 16702)]