813865904

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{11423}}^1$

素因数の和:11565

約数の個数: 40

約数和(自身を含む): 1624812672

約数和(自身を除く): 810946768

約数列:

[1, 2, 4, 8, 16, 61, 73, 122, 146, 244, 292, 488, 584, 976, 1168, 4453, 8906, 11423, 17812, 22846, 35624, 45692, 71248, 91384, 182768, 696803, 833879, 1393606, 1667758, 2787212, 3335516, 5574424, 6671032, 11148848, 13342064, 50866619, 101733238, 203466476, 406932952, 813865904]

約数ペア:

[(1, 813865904), (2, 406932952), (4, 203466476), (8, 101733238), (16, 50866619), (61, 13342064), (73, 11148848), (122, 6671032), (146, 5574424), (244, 3335516), (292, 2787212), (488, 1667758), (584, 1393606), (976, 833879), (1168, 696803), (4453, 182768), (8906, 91384), (11423, 71248), (17812, 45692), (22846, 35624)]