90348993

素因数分解:

$3^3\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1453}}^1$

素因数の和:1523

約数の個数: 48

約数和(自身を含む): 159125760

約数和(自身を除く): 68776767

約数列:

[1, 3, 7, 9, 21, 27, 47, 49, 63, 141, 147, 189, 329, 423, 441, 987, 1269, 1323, 1453, 2303, 2961, 4359, 6909, 8883, 10171, 13077, 20727, 30513, 39231, 62181, 68291, 71197, 91539, 204873, 213591, 274617, 478037, 614619, 640773, 1434111, 1843857, 1922319, 3346259, 4302333, 10038777, 12906999, 30116331, 90348993]

約数ペア:

[(1, 90348993), (3, 30116331), (7, 12906999), (9, 10038777), (21, 4302333), (27, 3346259), (47, 1922319), (49, 1843857), (63, 1434111), (141, 640773), (147, 614619), (189, 478037), (329, 274617), (423, 213591), (441, 204873), (987, 91539), (1269, 71197), (1323, 68291), (1453, 62181), (2303, 39231), (2961, 30513), (4359, 20727), (6909, 13077), (8883, 10171)]