263593278

素因数分解:

$2^1\times 3^6\times {\mathrm{13}}^1\times {\mathrm{13907}}^1$

素因数の和:13940

約数の個数: 56

約数和(自身を含む): 638460648

約数和(自身を除く): 374867370

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 243, 351, 486, 702, 729, 1053, 1458, 2106, 3159, 6318, 9477, 13907, 18954, 27814, 41721, 83442, 125163, 180791, 250326, 361582, 375489, 542373, 750978, 1084746, 1126467, 1627119, 2252934, 3254238, 3379401, 4881357, 6758802, 9762714, 10138203, 14644071, 20276406, 29288142, 43932213, 87864426, 131796639, 263593278]

約数ペア:

[(1, 263593278), (2, 131796639), (3, 87864426), (6, 43932213), (9, 29288142), (13, 20276406), (18, 14644071), (26, 10138203), (27, 9762714), (39, 6758802), (54, 4881357), (78, 3379401), (81, 3254238), (117, 2252934), (162, 1627119), (234, 1126467), (243, 1084746), (351, 750978), (486, 542373), (702, 375489), (729, 361582), (1053, 250326), (1458, 180791), (2106, 125163), (3159, 83442), (6318, 41721), (9477, 27814), (13907, 18954)]