56289681

素因数分解:

$3^3\times 7^2\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:451

約数の個数: 48

約数和(自身を含む): 97985280

約数和(自身を除く): 41695599

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 157, 189, 271, 441, 471, 813, 1099, 1323, 1413, 1897, 2439, 3297, 4239, 5691, 7317, 7693, 9891, 13279, 17073, 23079, 29673, 39837, 42547, 51219, 69237, 119511, 127641, 207711, 297829, 358533, 382923, 893487, 1148769, 2084803, 2680461, 6254409, 8041383, 18763227, 56289681]

約数ペア:

[(1, 56289681), (3, 18763227), (7, 8041383), (9, 6254409), (21, 2680461), (27, 2084803), (49, 1148769), (63, 893487), (147, 382923), (157, 358533), (189, 297829), (271, 207711), (441, 127641), (471, 119511), (813, 69237), (1099, 51219), (1323, 42547), (1413, 39837), (1897, 29673), (2439, 23079), (3297, 17073), (4239, 13279), (5691, 9891), (7317, 7693)]