1330381556

素因数分解:

$2^2\times 7^2\times {\mathrm{389}}^1\times {\mathrm{17449}}^1$

素因数の和:17856

約数の個数: 36

約数和(自身を含む): 2715394500

約数和(自身を除く): 1385012944

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 389, 778, 1556, 2723, 5446, 10892, 17449, 19061, 34898, 38122, 69796, 76244, 122143, 244286, 488572, 855001, 1710002, 3420004, 6787661, 13575322, 27150644, 47513627, 95027254, 190054508, 332595389, 665190778, 1330381556]

約数ペア:

[(1, 1330381556), (2, 665190778), (4, 332595389), (7, 190054508), (14, 95027254), (28, 47513627), (49, 27150644), (98, 13575322), (196, 6787661), (389, 3420004), (778, 1710002), (1556, 855001), (2723, 488572), (5446, 244286), (10892, 122143), (17449, 76244), (19061, 69796), (34898, 38122)]