289496597

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:453

約数の個数: 32

約数和(自身を含む): 340475520

約数和(自身を除く): 50978923

約数列:

[1, 13, 19, 43, 97, 247, 281, 559, 817, 1261, 1843, 3653, 4171, 5339, 10621, 12083, 23959, 27257, 54223, 69407, 79249, 157079, 229577, 354341, 517883, 1030237, 1172051, 2984501, 6732479, 15236663, 22268969, 289496597]

約数ペア:

[(1, 289496597), (13, 22268969), (19, 15236663), (43, 6732479), (97, 2984501), (247, 1172051), (281, 1030237), (559, 517883), (817, 354341), (1261, 229577), (1843, 157079), (3653, 79249), (4171, 69407), (5339, 54223), (10621, 27257), (12083, 23959)]