388540796

素因数分解:

$2^2\times 7^3\times {\mathrm{283193}}^1$

素因数の和:283218

約数の個数: 24

約数和(自身を含む): 792943200

約数和(自身を除く): 404402404

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 283193, 566386, 1132772, 1982351, 3964702, 7929404, 13876457, 27752914, 55505828, 97135199, 194270398, 388540796]

約数ペア:

[(1, 388540796), (2, 194270398), (4, 97135199), (7, 55505828), (14, 27752914), (28, 13876457), (49, 7929404), (98, 3964702), (196, 1982351), (343, 1132772), (686, 566386), (1372, 283193)]