257527634

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10639}}^1$

素因数の和:10687

約数の個数: 48

約数和(自身を含む): 509443200

約数和(自身を除く): 251915566

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 49, 91, 98, 133, 182, 247, 266, 494, 637, 931, 1274, 1729, 1862, 3458, 10639, 12103, 21278, 24206, 74473, 138307, 148946, 202141, 276614, 404282, 521311, 968149, 1042622, 1414987, 1936298, 2627833, 2829974, 5255666, 6777043, 9904909, 13554086, 18394831, 19809818, 36789662, 128763817, 257527634]

約数ペア:

[(1, 257527634), (2, 128763817), (7, 36789662), (13, 19809818), (14, 18394831), (19, 13554086), (26, 9904909), (38, 6777043), (49, 5255666), (91, 2829974), (98, 2627833), (133, 1936298), (182, 1414987), (247, 1042622), (266, 968149), (494, 521311), (637, 404282), (931, 276614), (1274, 202141), (1729, 148946), (1862, 138307), (3458, 74473), (10639, 24206), (12103, 21278)]